40512440

素因数分解:

$2^3\times 5^1\times {\mathrm{1012811}}^1$

素因数の和:1012822

約数の個数: 16

約数和(自身を含む): 91153080

約数和(自身を除く): 50640640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1012811, 2025622, 4051244, 5064055, 8102488, 10128110, 20256220, 40512440]

約数ペア:

[(1, 40512440), (2, 20256220), (4, 10128110), (5, 8102488), (8, 5064055), (10, 4051244), (20, 2025622), (40, 1012811)]