56985680

素因数分解:

$2^4\times 5^1\times {\mathrm{712321}}^1$

素因数の和:712334

約数の個数: 20

約数和(自身を含む): 132491892

約数和(自身を除く): 75506212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 712321, 1424642, 2849284, 3561605, 5698568, 7123210, 11397136, 14246420, 28492840, 56985680]

約数ペア:

[(1, 56985680), (2, 28492840), (4, 14246420), (5, 11397136), (8, 7123210), (10, 5698568), (16, 3561605), (20, 2849284), (40, 1424642), (80, 712321)]