493960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 1137240

約数和(自身を除く): 643280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 233, 265, 424, 466, 530, 932, 1060, 1165, 1864, 2120, 2330, 4660, 9320, 12349, 24698, 49396, 61745, 98792, 123490, 246980, 493960]

約数ペア:

[(1, 493960), (2, 246980), (4, 123490), (5, 98792), (8, 61745), (10, 49396), (20, 24698), (40, 12349), (53, 9320), (106, 4660), (212, 2330), (233, 2120), (265, 1864), (424, 1165), (466, 1060), (530, 932)]