406580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 884520

約数和(自身を除く): 477940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 701, 1402, 2804, 3505, 7010, 14020, 20329, 40658, 81316, 101645, 203290, 406580]

約数ペア:

[(1, 406580), (2, 203290), (4, 101645), (5, 81316), (10, 40658), (20, 20329), (29, 14020), (58, 7010), (116, 3505), (145, 2804), (290, 1402), (580, 701)]