20695290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 192

約数和(自身を含む): 67903488

約数和(自身を除く): 47208198

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 17, 21, 22, 30, 31, 33, 34, 35, 42, 51, 55, 62, 66, 70, 77, 85, 93, 102, 105, 110, 119, 154, 155, 165, 170, 186, 187, 210, 217, 231, 238, 255, 289, 310, 330, 341, 357, 374, 385, 434, 462, 465, 510, 527, 561, 578, 595, 651, 682, 714, 770, 867, 930, 935, 1023, 1054, 1085, 1122, 1155, 1190, 1302, 1309, 1445, 1581, 1705, 1734, 1785, 1870, 2023, 2046, 2170, 2310, 2387, 2618, 2635, 2805, 2890, 3162, 3179, 3255, 3410, 3570, 3689, 3927, 4046, 4335, 4774, 5115, 5270, 5610, 5797, 6069, 6358, 6510, 6545, 7161, 7378, 7854, 7905, 8670, 8959, 9537, 10115, 10230, 11067, 11594, 11935, 12138, 13090, 14322, 15810, 15895, 17391, 17918, 18445, 19074, 19635, 20230, 22134, 22253, 23870, 26877, 28985, 30345, 31790, 34782, 35805, 36890, 39270, 40579, 44506, 44795, 47685, 53754, 55335, 57970, 60690, 62713, 66759, 71610, 81158, 86955, 89590, 95370, 98549, 110670, 111265, 121737, 125426, 133518, 134385, 173910, 188139, 197098, 202895, 222530, 243474, 268770, 295647, 313565, 333795, 376278, 405790, 492745, 591294, 608685, 627130, 667590, 689843, 940695, 985490, 1217370, 1379686, 1478235, 1881390, 2069529, 2956470, 3449215, 4139058, 6898430, 10347645, 20695290]

約数ペア:

[(1, 20695290), (2, 10347645), (3, 6898430), (5, 4139058), (6, 3449215), (7, 2956470), (10, 2069529), (11, 1881390), (14, 1478235), (15, 1379686), (17, 1217370), (21, 985490), (22, 940695), (30, 689843), (31, 667590), (33, 627130), (34, 608685), (35, 591294), (42, 492745), (51, 405790), (55, 376278), (62, 333795), (66, 313565), (70, 295647), (77, 268770), (85, 243474), (93, 222530), (102, 202895), (105, 197098), (110, 188139), (119, 173910), (154, 134385), (155, 133518), (165, 125426), (170, 121737), (186, 111265), (187, 110670), (210, 98549), (217, 95370), (231, 89590), (238, 86955), (255, 81158), (289, 71610), (310, 66759), (330, 62713), (341, 60690), (357, 57970), (374, 55335), (385, 53754), (434, 47685), (462, 44795), (465, 44506), (510, 40579), (527, 39270), (561, 36890), (578, 35805), (595, 34782), (651, 31790), (682, 30345), (714, 28985), (770, 26877), (867, 23870), (930, 22253), (935, 22134), (1023, 20230), (1054, 19635), (1085, 19074), (1122, 18445), (1155, 17918), (1190, 17391), (1302, 15895), (1309, 15810), (1445, 14322), (1581, 13090), (1705, 12138), (1734, 11935), (1785, 11594), (1870, 11067), (2023, 10230), (2046, 10115), (2170, 9537), (2310, 8959), (2387, 8670), (2618, 7905), (2635, 7854), (2805, 7378), (2890, 7161), (3162, 6545), (3179, 6510), (3255, 6358), (3410, 6069), (3570, 5797), (3689, 5610), (3927, 5270), (4046, 5115), (4335, 4774)]