203460280

素因数分解:

$2^3\times 5^1\times {\mathrm{5086507}}^1$

素因数の和:5086518

約数の個数: 16

約数和(自身を含む): 457785720

約数和(自身を除く): 254325440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5086507, 10173014, 20346028, 25432535, 40692056, 50865070, 101730140, 203460280]

約数ペア:

[(1, 203460280), (2, 101730140), (4, 50865070), (5, 40692056), (8, 25432535), (10, 20346028), (20, 10173014), (40, 5086507)]