9994660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2957}}^1$

素因数の和:2992

約数の個数: 36

約数和(自身を含む): 22735188

約数和(自身を除く): 12740528

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2957, 3380, 5914, 11828, 14785, 29570, 38441, 59140, 76882, 153764, 192205, 384410, 499733, 768820, 999466, 1998932, 2498665, 4997330, 9994660]

約数ペア:

[(1, 9994660), (2, 4997330), (4, 2498665), (5, 1998932), (10, 999466), (13, 768820), (20, 499733), (26, 384410), (52, 192205), (65, 153764), (130, 76882), (169, 59140), (260, 38441), (338, 29570), (676, 14785), (845, 11828), (1690, 5914), (2957, 3380)]