55646480

素因数分解:

$2^4\times 5^1\times {\mathrm{695581}}^1$

素因数の和:695594

約数の個数: 20

約数和(自身を含む): 129378252

約数和(自身を除く): 73731772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 695581, 1391162, 2782324, 3477905, 5564648, 6955810, 11129296, 13911620, 27823240, 55646480]

約数ペア:

[(1, 55646480), (2, 27823240), (4, 13911620), (5, 11129296), (8, 6955810), (10, 5564648), (16, 3477905), (20, 2782324), (40, 1391162), (80, 695581)]