39950990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{56269}}^1$

素因数の和:56347

約数の個数: 16

約数和(自身を含む): 72925920

約数和(自身を除く): 32974930

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 56269, 112538, 281345, 562690, 3995099, 7990198, 19975495, 39950990]

約数ペア:

[(1, 39950990), (2, 19975495), (5, 7990198), (10, 3995099), (71, 562690), (142, 281345), (355, 112538), (710, 56269)]