63970640

素因数分解:

$2^4\times 5^1\times {\mathrm{799633}}^1$

素因数の和:799646

約数の個数: 20

約数和(自身を含む): 148731924

約数和(自身を除く): 84761284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 799633, 1599266, 3198532, 3998165, 6397064, 7996330, 12794128, 15992660, 31985320, 63970640]

約数ペア:

[(1, 63970640), (2, 31985320), (4, 15992660), (5, 12794128), (8, 7996330), (10, 6397064), (16, 3998165), (20, 3198532), (40, 1599266), (80, 799633)]