40620680

素因数分解:

$2^3\times 5^1\times {\mathrm{1015517}}^1$

素因数の和:1015528

約数の個数: 16

約数和(自身を含む): 91396620

約数和(自身を除く): 50775940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1015517, 2031034, 4062068, 5077585, 8124136, 10155170, 20310340, 40620680]

約数ペア:

[(1, 40620680), (2, 20310340), (4, 10155170), (5, 8124136), (8, 5077585), (10, 4062068), (20, 2031034), (40, 1015517)]