57403580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220783}}^1$

素因数の和:220805

約数の個数: 24

約数和(自身を含む): 129820992

約数和(自身を除く): 72417412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 220783, 441566, 883132, 1103915, 2207830, 2870179, 4415660, 5740358, 11480716, 14350895, 28701790, 57403580]

約数ペア:

[(1, 57403580), (2, 28701790), (4, 14350895), (5, 11480716), (10, 5740358), (13, 4415660), (20, 2870179), (26, 2207830), (52, 1103915), (65, 883132), (130, 441566), (260, 220783)]