888912020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{283093}}^1$

素因数の和:283259

約数の個数: 24

約数和(自身を含む): 1878611784

約数和(自身を除く): 989699764

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 283093, 566186, 1132372, 1415465, 2830930, 5661860, 44445601, 88891202, 177782404, 222228005, 444456010, 888912020]

約数ペア:

[(1, 888912020), (2, 444456010), (4, 222228005), (5, 177782404), (10, 88891202), (20, 44445601), (157, 5661860), (314, 2830930), (628, 1415465), (785, 1132372), (1570, 566186), (3140, 283093)]