40521020

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{6121}}^1$

素因数の和:6461

約数の個数: 24

約数和(自身を含む): 85365168

約数和(自身を除く): 44844148

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6121, 6620, 12242, 24484, 30605, 61210, 122420, 2026051, 4052102, 8104204, 10130255, 20260510, 40521020]

約数ペア:

[(1, 40521020), (2, 20260510), (4, 10130255), (5, 8104204), (10, 4052102), (20, 2026051), (331, 122420), (662, 61210), (1324, 30605), (1655, 24484), (3310, 12242), (6121, 6620)]