40908412

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{129457}}^1$

素因数の和:129540

約数の個数: 12

約数和(自身を含む): 72496480

約数和(自身を除く): 31588068

約数列:

[1, 2, 4, 79, 158, 316, 129457, 258914, 517828, 10227103, 20454206, 40908412]

約数ペア:

[(1, 40908412), (2, 20454206), (4, 10227103), (79, 517828), (158, 258914), (316, 129457)]