127930520

素因数分解:

$2^3\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{2663}}^1$

素因数の和:3875

約数の個数: 32

約数和(自身を含む): 288191520

約数和(自身を除く): 160261000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1201, 2402, 2663, 4804, 5326, 6005, 9608, 10652, 12010, 13315, 21304, 24020, 26630, 48040, 53260, 106520, 3198263, 6396526, 12793052, 15991315, 25586104, 31982630, 63965260, 127930520]

約数ペア:

[(1, 127930520), (2, 63965260), (4, 31982630), (5, 25586104), (8, 15991315), (10, 12793052), (20, 6396526), (40, 3198263), (1201, 106520), (2402, 53260), (2663, 48040), (4804, 26630), (5326, 24020), (6005, 21304), (9608, 13315), (10652, 12010)]