40689004

素因数分解:

$2^2\times {\mathrm{1901}}^1\times {\mathrm{5351}}^1$

素因数の和:7256

約数の個数: 12

約数和(自身を含む): 71256528

約数和(自身を除く): 30567524

約数列:

[1, 2, 4, 1901, 3802, 5351, 7604, 10702, 21404, 10172251, 20344502, 40689004]

約数ペア:

[(1, 40689004), (2, 20344502), (4, 10172251), (1901, 21404), (3802, 10702), (5351, 7604)]