15203960

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2551}}^1$

素因数の和:2711

約数の個数: 32

約数和(自身を含む): 34452000

約数和(自身を除く): 19248040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2551, 2980, 5102, 5960, 10204, 12755, 20408, 25510, 51020, 102040, 380099, 760198, 1520396, 1900495, 3040792, 3800990, 7601980, 15203960]

約数ペア:

[(1, 15203960), (2, 7601980), (4, 3800990), (5, 3040792), (8, 1900495), (10, 1520396), (20, 760198), (40, 380099), (149, 102040), (298, 51020), (596, 25510), (745, 20408), (1192, 12755), (1490, 10204), (2551, 5960), (2980, 5102)]