20002106740

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2060

約数の個数: 240

約数和(自身を含む): 56298755520

約数和(自身を除く): 36296648780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 133, 140, 154, 190, 196, 209, 220, 245, 266, 308, 343, 380, 385, 418, 490, 532, 539, 665, 686, 770, 836, 931, 980, 1045, 1078, 1330, 1372, 1463, 1540, 1715, 1862, 1993, 2090, 2156, 2401, 2660, 2695, 2926, 3430, 3724, 3773, 3986, 4180, 4655, 4802, 5390, 5852, 6517, 6860, 7315, 7546, 7972, 9310, 9604, 9965, 10241, 10780, 12005, 13034, 13951, 14630, 15092, 18620, 18865, 19930, 20482, 21923, 24010, 26068, 26411, 27902, 29260, 32585, 37730, 37867, 39860, 40964, 43846, 45619, 48020, 51205, 52822, 55804, 65170, 69755, 71687, 75460, 75734, 87692, 91238, 97657, 102410, 105644, 109615, 130340, 132055, 139510, 143374, 151468, 153461, 182476, 189335, 195314, 204820, 219230, 228095, 264110, 265069, 279020, 286748, 306922, 358435, 378670, 390628, 416537, 438460, 456190, 488285, 501809, 528220, 530138, 613844, 683599, 716870, 757340, 767305, 833074, 912380, 976570, 1003618, 1060276, 1074227, 1325345, 1367198, 1433740, 1534610, 1666148, 1855483, 1953140, 2007236, 2082685, 2148454, 2509045, 2650690, 2734396, 2915759, 3069220, 3417995, 3710966, 4165370, 4296908, 4785193, 5018090, 5301380, 5371135, 5831518, 6835990, 7421932, 7519589, 8330740, 9277415, 9570386, 10036180, 10742270, 11663036, 12988381, 13671980, 14578795, 15039178, 18554830, 19140772, 20410313, 21484540, 23925965, 25976762, 29157590, 30078356, 37109660, 37597945, 40820626, 47851930, 51953524, 52637123, 58315180, 64941905, 75195890, 81641252, 90918667, 95703860, 102051565, 105274246, 129883810, 142872191, 150391780, 181837334, 204103130, 210548492, 259767620, 263185615, 285744382, 363674668, 408206260, 454593335, 526371230, 571488764, 714360955, 909186670, 1000105337, 1052742460, 1428721910, 1818373340, 2000210674, 2857443820, 4000421348, 5000526685, 10001053370, 20002106740]

約数ペア:

[(1, 20002106740), (2, 10001053370), (4, 5000526685), (5, 4000421348), (7, 2857443820), (10, 2000210674), (11, 1818373340), (14, 1428721910), (19, 1052742460), (20, 1000105337), (22, 909186670), (28, 714360955), (35, 571488764), (38, 526371230), (44, 454593335), (49, 408206260), (55, 363674668), (70, 285744382), (76, 263185615), (77, 259767620), (95, 210548492), (98, 204103130), (110, 181837334), (133, 150391780), (140, 142872191), (154, 129883810), (190, 105274246), (196, 102051565), (209, 95703860), (220, 90918667), (245, 81641252), (266, 75195890), (308, 64941905), (343, 58315180), (380, 52637123), (385, 51953524), (418, 47851930), (490, 40820626), (532, 37597945), (539, 37109660), (665, 30078356), (686, 29157590), (770, 25976762), (836, 23925965), (931, 21484540), (980, 20410313), (1045, 19140772), (1078, 18554830), (1330, 15039178), (1372, 14578795), (1463, 13671980), (1540, 12988381), (1715, 11663036), (1862, 10742270), (1993, 10036180), (2090, 9570386), (2156, 9277415), (2401, 8330740), (2660, 7519589), (2695, 7421932), (2926, 6835990), (3430, 5831518), (3724, 5371135), (3773, 5301380), (3986, 5018090), (4180, 4785193), (4655, 4296908), (4802, 4165370), (5390, 3710966), (5852, 3417995), (6517, 3069220), (6860, 2915759), (7315, 2734396), (7546, 2650690), (7972, 2509045), (9310, 2148454), (9604, 2082685), (9965, 2007236), (10241, 1953140), (10780, 1855483), (12005, 1666148), (13034, 1534610), (13951, 1433740), (14630, 1367198), (15092, 1325345), (18620, 1074227), (18865, 1060276), (19930, 1003618), (20482, 976570), (21923, 912380), (24010, 833074), (26068, 767305), (26411, 757340), (27902, 716870), (29260, 683599), (32585, 613844), (37730, 530138), (37867, 528220), (39860, 501809), (40964, 488285), (43846, 456190), (45619, 438460), (48020, 416537), (51205, 390628), (52822, 378670), (55804, 358435), (65170, 306922), (69755, 286748), (71687, 279020), (75460, 265069), (75734, 264110), (87692, 228095), (91238, 219230), (97657, 204820), (102410, 195314), (105644, 189335), (109615, 182476), (130340, 153461), (132055, 151468), (139510, 143374)]