200510980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{63857}}^1$

素因数の和:64023

約数の個数: 24

約数和(自身を含む): 423761688

約数和(自身を除く): 223250708

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 63857, 127714, 255428, 319285, 638570, 1277140, 10025549, 20051098, 40102196, 50127745, 100255490, 200510980]

約数ペア:

[(1, 200510980), (2, 100255490), (4, 50127745), (5, 40102196), (10, 20051098), (20, 10025549), (157, 1277140), (314, 638570), (628, 319285), (785, 255428), (1570, 127714), (3140, 63857)]