49742320

素因数分解:

$2^4\times 5^1\times {\mathrm{621779}}^1$

素因数の和:621792

約数の個数: 20

約数和(自身を含む): 115651080

約数和(自身を除く): 65908760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 621779, 1243558, 2487116, 3108895, 4974232, 6217790, 9948464, 12435580, 24871160, 49742320]

約数ペア:

[(1, 49742320), (2, 24871160), (4, 12435580), (5, 9948464), (8, 6217790), (10, 4974232), (16, 3108895), (20, 2487116), (40, 1243558), (80, 621779)]