39745915588

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139950407}}^1$

素因数の和:139950482

約数の個数: 12

約数和(自身を含む): 70535005632

約数和(自身を除く): 30789090044

約数列:

[1, 2, 4, 71, 142, 284, 139950407, 279900814, 559801628, 9936478897, 19872957794, 39745915588]

約数ペア:

[(1, 39745915588), (2, 19872957794), (4, 9936478897), (71, 559801628), (142, 279900814), (284, 139950407)]