20170481810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{70667}}^1$

素因数の和:70787

約数の個数: 64

約数和(自身を含む): 40664063232

約数和(自身を除く): 20493581422

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 73, 85, 115, 146, 170, 230, 365, 391, 730, 782, 1241, 1679, 1955, 2482, 3358, 3910, 6205, 8395, 12410, 16790, 28543, 57086, 70667, 141334, 142715, 285430, 353335, 706670, 1201339, 1625341, 2402678, 3250682, 5158691, 6006695, 8126705, 10317382, 12013390, 16253410, 25793455, 27630797, 51586910, 55261594, 87697747, 118649893, 138153985, 175395494, 237299786, 276307970, 438488735, 593249465, 876977470, 1186498930, 2017048181, 4034096362, 10085240905, 20170481810]

約数ペア:

[(1, 20170481810), (2, 10085240905), (5, 4034096362), (10, 2017048181), (17, 1186498930), (23, 876977470), (34, 593249465), (46, 438488735), (73, 276307970), (85, 237299786), (115, 175395494), (146, 138153985), (170, 118649893), (230, 87697747), (365, 55261594), (391, 51586910), (730, 27630797), (782, 25793455), (1241, 16253410), (1679, 12013390), (1955, 10317382), (2482, 8126705), (3358, 6006695), (3910, 5158691), (6205, 3250682), (8395, 2402678), (12410, 1625341), (16790, 1201339), (28543, 706670), (57086, 353335), (70667, 285430), (141334, 142715)]