40396990

素因数分解:

$2^1\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{3851}}^1$

素因数の和:4907

約数の個数: 16

約数和(自身を含む): 72802800

約数和(自身を除く): 32405810

約数列:

[1, 2, 5, 10, 1049, 2098, 3851, 5245, 7702, 10490, 19255, 38510, 4039699, 8079398, 20198495, 40396990]

約数ペア:

[(1, 40396990), (2, 20198495), (5, 8079398), (10, 4039699), (1049, 38510), (2098, 19255), (3851, 10490), (5245, 7702)]