9889880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:74

約数の個数: 192

約数和(自身を含む): 31622400

約数和(自身を除く): 21732520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 19, 20, 22, 26, 28, 35, 38, 40, 44, 52, 55, 56, 65, 70, 76, 77, 88, 91, 95, 104, 110, 130, 133, 140, 143, 152, 154, 169, 182, 190, 209, 220, 247, 260, 266, 280, 286, 308, 338, 364, 380, 385, 418, 440, 455, 494, 520, 532, 572, 616, 665, 676, 715, 728, 760, 770, 836, 845, 910, 988, 1001, 1045, 1064, 1144, 1183, 1235, 1330, 1352, 1430, 1463, 1540, 1672, 1690, 1729, 1820, 1859, 1976, 2002, 2090, 2366, 2470, 2660, 2717, 2860, 2926, 3080, 3211, 3380, 3458, 3640, 3718, 4004, 4180, 4732, 4940, 5005, 5320, 5434, 5720, 5852, 5915, 6422, 6760, 6916, 7315, 7436, 8008, 8360, 8645, 9295, 9464, 9880, 10010, 10868, 11704, 11830, 12844, 13013, 13585, 13832, 14630, 14872, 16055, 17290, 18590, 19019, 20020, 21736, 22477, 23660, 25688, 26026, 27170, 29260, 32110, 34580, 35321, 37180, 38038, 40040, 44954, 47320, 52052, 54340, 58520, 64220, 65065, 69160, 70642, 74360, 76076, 89908, 95095, 104104, 108680, 112385, 128440, 130130, 141284, 152152, 176605, 179816, 190190, 224770, 247247, 260260, 282568, 353210, 380380, 449540, 494494, 520520, 706420, 760760, 899080, 988988, 1236235, 1412840, 1977976, 2472470, 4944940, 9889880]

約数ペア:

[(1, 9889880), (2, 4944940), (4, 2472470), (5, 1977976), (7, 1412840), (8, 1236235), (10, 988988), (11, 899080), (13, 760760), (14, 706420), (19, 520520), (20, 494494), (22, 449540), (26, 380380), (28, 353210), (35, 282568), (38, 260260), (40, 247247), (44, 224770), (52, 190190), (55, 179816), (56, 176605), (65, 152152), (70, 141284), (76, 130130), (77, 128440), (88, 112385), (91, 108680), (95, 104104), (104, 95095), (110, 89908), (130, 76076), (133, 74360), (140, 70642), (143, 69160), (152, 65065), (154, 64220), (169, 58520), (182, 54340), (190, 52052), (209, 47320), (220, 44954), (247, 40040), (260, 38038), (266, 37180), (280, 35321), (286, 34580), (308, 32110), (338, 29260), (364, 27170), (380, 26026), (385, 25688), (418, 23660), (440, 22477), (455, 21736), (494, 20020), (520, 19019), (532, 18590), (572, 17290), (616, 16055), (665, 14872), (676, 14630), (715, 13832), (728, 13585), (760, 13013), (770, 12844), (836, 11830), (845, 11704), (910, 10868), (988, 10010), (1001, 9880), (1045, 9464), (1064, 9295), (1144, 8645), (1183, 8360), (1235, 8008), (1330, 7436), (1352, 7315), (1430, 6916), (1463, 6760), (1540, 6422), (1672, 5915), (1690, 5852), (1729, 5720), (1820, 5434), (1859, 5320), (1976, 5005), (2002, 4940), (2090, 4732), (2366, 4180), (2470, 4004), (2660, 3718), (2717, 3640), (2860, 3458), (2926, 3380), (3080, 3211)]