87430220

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{29339}}^1$

素因数の和:29497

約数の個数: 24

約数和(自身を含む): 184842000

約数和(自身を除く): 97411780

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 29339, 58678, 117356, 146695, 293390, 586780, 4371511, 8743022, 17486044, 21857555, 43715110, 87430220]

約数ペア:

[(1, 87430220), (2, 43715110), (4, 21857555), (5, 17486044), (10, 8743022), (20, 4371511), (149, 586780), (298, 293390), (596, 146695), (745, 117356), (1490, 58678), (2980, 29339)]