7973960

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1223}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 18066240

約数和(自身を除く): 10092280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1223, 1304, 1630, 2446, 3260, 4892, 6115, 6520, 9784, 12230, 24460, 48920, 199349, 398698, 797396, 996745, 1594792, 1993490, 3986980, 7973960]

約数ペア:

[(1, 7973960), (2, 3986980), (4, 1993490), (5, 1594792), (8, 996745), (10, 797396), (20, 398698), (40, 199349), (163, 48920), (326, 24460), (652, 12230), (815, 9784), (1223, 6520), (1304, 6115), (1630, 4892), (2446, 3260)]