320401204

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{13789}}^1$

素因数の和:13987

約数の個数: 24

約数和(自身を含む): 579566120

約数和(自身を除く): 259164916

約数列:

[1, 2, 4, 37, 74, 148, 157, 314, 628, 5809, 11618, 13789, 23236, 27578, 55156, 510193, 1020386, 2040772, 2164873, 4329746, 8659492, 80100301, 160200602, 320401204]

約数ペア:

[(1, 320401204), (2, 160200602), (4, 80100301), (37, 8659492), (74, 4329746), (148, 2164873), (157, 2040772), (314, 1020386), (628, 510193), (5809, 55156), (11618, 27578), (13789, 23236)]