47490980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2213}}^1$

素因数の和:2288

約数の個数: 48

約数和(自身を含む): 106006320

約数和(自身を除く): 58515340

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 580, 740, 1073, 2146, 2213, 4292, 4426, 5365, 8852, 10730, 11065, 21460, 22130, 44260, 64177, 81881, 128354, 163762, 256708, 320885, 327524, 409405, 641770, 818810, 1283540, 1637620, 2374549, 4749098, 9498196, 11872745, 23745490, 47490980]

約数ペア:

[(1, 47490980), (2, 23745490), (4, 11872745), (5, 9498196), (10, 4749098), (20, 2374549), (29, 1637620), (37, 1283540), (58, 818810), (74, 641770), (116, 409405), (145, 327524), (148, 320885), (185, 256708), (290, 163762), (370, 128354), (580, 81881), (740, 64177), (1073, 44260), (2146, 22130), (2213, 21460), (4292, 11065), (4426, 10730), (5365, 8852)]