104905220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{749323}}^1$

素因数の和:749339

約数の個数: 24

約数和(自身を含む): 251772864

約数和(自身を除く): 146867644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 749323, 1498646, 2997292, 3746615, 5245261, 7493230, 10490522, 14986460, 20981044, 26226305, 52452610, 104905220]

約数ペア:

[(1, 104905220), (2, 52452610), (4, 26226305), (5, 20981044), (7, 14986460), (10, 10490522), (14, 7493230), (20, 5245261), (28, 3746615), (35, 2997292), (70, 1498646), (140, 749323)]