230745580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{887483}}^1$

素因数の和:887505

約数の個数: 24

約数和(自身を含む): 521840592

約数和(自身を除く): 291095012

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 887483, 1774966, 3549932, 4437415, 8874830, 11537279, 17749660, 23074558, 46149116, 57686395, 115372790, 230745580]

約数ペア:

[(1, 230745580), (2, 115372790), (4, 57686395), (5, 46149116), (10, 23074558), (13, 17749660), (20, 11537279), (26, 8874830), (52, 4437415), (65, 3549932), (130, 1774966), (260, 887483)]