31987630

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{45053}}^1$

素因数の和:45131

約数の個数: 16

約数和(自身を含む): 58389984

約数和(自身を除く): 26402354

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 45053, 90106, 225265, 450530, 3198763, 6397526, 15993815, 31987630]

約数ペア:

[(1, 31987630), (2, 15993815), (5, 6397526), (10, 3198763), (71, 450530), (142, 225265), (355, 90106), (710, 45053)]