1020121490

素因数分解:

$2^1\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{70891}}^1$

素因数の和:72337

約数の個数: 16

約数和(自身を含む): 1837520640

約数和(自身を除く): 817399150

約数列:

[1, 2, 5, 10, 1439, 2878, 7195, 14390, 70891, 141782, 354455, 708910, 102012149, 204024298, 510060745, 1020121490]

約数ペア:

[(1, 1020121490), (2, 510060745), (5, 204024298), (10, 102012149), (1439, 708910), (2878, 354455), (7195, 141782), (14390, 70891)]