400691330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3082241}}^1$

素因数の和:3082261

約数の個数: 16

約数和(自身を含む): 776724984

約数和(自身を除く): 376033654

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3082241, 6164482, 15411205, 30822410, 40069133, 80138266, 200345665, 400691330]

約数ペア:

[(1, 400691330), (2, 200345665), (5, 80138266), (10, 40069133), (13, 30822410), (26, 15411205), (65, 6164482), (130, 3082241)]