915212180

素因数分解:

$2^2\times 5^1\times {\mathrm{45760609}}^1$

素因数の和:45760618

約数の個数: 12

約数和(自身を含む): 1921945620

約数和(自身を除く): 1006733440

約数列:

[1, 2, 4, 5, 10, 20, 45760609, 91521218, 183042436, 228803045, 457606090, 915212180]

約数ペア:

[(1, 915212180), (2, 457606090), (4, 228803045), (5, 183042436), (10, 91521218), (20, 45760609)]