17977830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1541

約数の個数: 64

約数和(自身を含む): 47996928

約数和(自身を除く): 30019098

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 1487, 2015, 2418, 2974, 4030, 4461, 6045, 7435, 8922, 12090, 14870, 19331, 22305, 38662, 44610, 46097, 57993, 92194, 96655, 115986, 138291, 193310, 230485, 276582, 289965, 460970, 579930, 599261, 691455, 1198522, 1382910, 1797783, 2996305, 3595566, 5992610, 8988915, 17977830]

約数ペア:

[(1, 17977830), (2, 8988915), (3, 5992610), (5, 3595566), (6, 2996305), (10, 1797783), (13, 1382910), (15, 1198522), (26, 691455), (30, 599261), (31, 579930), (39, 460970), (62, 289965), (65, 276582), (78, 230485), (93, 193310), (130, 138291), (155, 115986), (186, 96655), (195, 92194), (310, 57993), (390, 46097), (403, 44610), (465, 38662), (806, 22305), (930, 19331), (1209, 14870), (1487, 12090), (2015, 8922), (2418, 7435), (2974, 6045), (4030, 4461)]