20231440280

素因数分解:

$2^3\times 5^1\times {\mathrm{505786007}}^1$

素因数の和:505786018

約数の個数: 16

約数和(自身を含む): 45520740720

約数和(自身を除く): 25289300440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 505786007, 1011572014, 2023144028, 2528930035, 4046288056, 5057860070, 10115720140, 20231440280]

約数ペア:

[(1, 20231440280), (2, 10115720140), (4, 5057860070), (5, 4046288056), (8, 2528930035), (10, 2023144028), (20, 1011572014), (40, 505786007)]