56575280

素因数分解:

$2^4\times 5^1\times {\mathrm{707191}}^1$

素因数の和:707204

約数の個数: 20

約数和(自身を含む): 131537712

約数和(自身を除く): 74962432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 707191, 1414382, 2828764, 3535955, 5657528, 7071910, 11315056, 14143820, 28287640, 56575280]

約数ペア:

[(1, 56575280), (2, 28287640), (4, 14143820), (5, 11315056), (8, 7071910), (10, 5657528), (16, 3535955), (20, 2828764), (40, 1414382), (80, 707191)]