20184508040

素因数分解:

$2^3\times 5^1\times {\mathrm{504612701}}^1$

素因数の和:504612712

約数の個数: 16

約数和(自身を含む): 45415143180

約数和(自身を除く): 25230635140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504612701, 1009225402, 2018450804, 2523063505, 4036901608, 5046127010, 10092254020, 20184508040]

約数ペア:

[(1, 20184508040), (2, 10092254020), (4, 5046127010), (5, 4036901608), (8, 2523063505), (10, 2018450804), (20, 1009225402), (40, 504612701)]