15871480

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2663}}^1$

素因数の和:2823

約数の個数: 32

約数和(自身を含む): 35964000

約数和(自身を除く): 20092520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2663, 2980, 5326, 5960, 10652, 13315, 21304, 26630, 53260, 106520, 396787, 793574, 1587148, 1983935, 3174296, 3967870, 7935740, 15871480]

約数ペア:

[(1, 15871480), (2, 7935740), (4, 3967870), (5, 3174296), (8, 1983935), (10, 1587148), (20, 793574), (40, 396787), (149, 106520), (298, 53260), (596, 26630), (745, 21304), (1192, 13315), (1490, 10652), (2663, 5960), (2980, 5326)]