3155620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 7302960

約数和(自身を除く): 4147340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 229, 260, 265, 458, 530, 689, 916, 1060, 1145, 1378, 2290, 2756, 2977, 3445, 4580, 5954, 6890, 11908, 12137, 13780, 14885, 24274, 29770, 48548, 59540, 60685, 121370, 157781, 242740, 315562, 631124, 788905, 1577810, 3155620]

約数ペア:

[(1, 3155620), (2, 1577810), (4, 788905), (5, 631124), (10, 315562), (13, 242740), (20, 157781), (26, 121370), (52, 60685), (53, 59540), (65, 48548), (106, 29770), (130, 24274), (212, 14885), (229, 13780), (260, 12137), (265, 11908), (458, 6890), (530, 5954), (689, 4580), (916, 3445), (1060, 2977), (1145, 2756), (1378, 2290)]