123305680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53149}}^1$

素因数の和:53191

約数の個数: 40

約数和(自身を含む): 296577000

約数和(自身を除く): 173271320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 53149, 106298, 212596, 265745, 425192, 531490, 850384, 1062980, 1541321, 2125960, 3082642, 4251920, 6165284, 7706605, 12330568, 15413210, 24661136, 30826420, 61652840, 123305680]

約数ペア:

[(1, 123305680), (2, 61652840), (4, 30826420), (5, 24661136), (8, 15413210), (10, 12330568), (16, 7706605), (20, 6165284), (29, 4251920), (40, 3082642), (58, 2125960), (80, 1541321), (116, 1062980), (145, 850384), (232, 531490), (290, 425192), (464, 265745), (580, 212596), (1160, 106298), (2320, 53149)]