569810620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{1699}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 1229508000

約数和(自身を除く): 659697380

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 409, 410, 818, 820, 1636, 1699, 2045, 3398, 4090, 6796, 8180, 8495, 16769, 16990, 33538, 33980, 67076, 69659, 83845, 139318, 167690, 278636, 335380, 348295, 694891, 696590, 1389782, 1393180, 2779564, 3474455, 6948910, 13897820, 28490531, 56981062, 113962124, 142452655, 284905310, 569810620]

約数ペア:

[(1, 569810620), (2, 284905310), (4, 142452655), (5, 113962124), (10, 56981062), (20, 28490531), (41, 13897820), (82, 6948910), (164, 3474455), (205, 2779564), (409, 1393180), (410, 1389782), (818, 696590), (820, 694891), (1636, 348295), (1699, 335380), (2045, 278636), (3398, 167690), (4090, 139318), (6796, 83845), (8180, 69659), (8495, 67076), (16769, 33980), (16990, 33538)]