56001640

素因数分解:

$2^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{1433}}^1$

素因数の和:2421

約数の個数: 32

約数和(自身を含む): 126220680

約数和(自身を除く): 70219040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 977, 1433, 1954, 2866, 3908, 4885, 5732, 7165, 7816, 9770, 11464, 14330, 19540, 28660, 39080, 57320, 1400041, 2800082, 5600164, 7000205, 11200328, 14000410, 28000820, 56001640]

約数ペア:

[(1, 56001640), (2, 28000820), (4, 14000410), (5, 11200328), (8, 7000205), (10, 5600164), (20, 2800082), (40, 1400041), (977, 57320), (1433, 39080), (1954, 28660), (2866, 19540), (3908, 14330), (4885, 11464), (5732, 9770), (7165, 7816)]