63897040

素因数分解:

$2^4\times 5^1\times {\mathrm{798713}}^1$

素因数の和:798726

約数の個数: 20

約数和(自身を含む): 148560804

約数和(自身を除く): 84663764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 798713, 1597426, 3194852, 3993565, 6389704, 7987130, 12779408, 15974260, 31948520, 63897040]

約数ペア:

[(1, 63897040), (2, 31948520), (4, 15974260), (5, 12779408), (8, 7987130), (10, 6389704), (16, 3993565), (20, 3194852), (40, 1597426), (80, 798713)]