15382040

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1609}}^1$

素因数の和:1859

約数の個数: 32

約数和(自身を含む): 34776000

約数和(自身を除く): 19393960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1609, 1912, 2390, 3218, 4780, 6436, 8045, 9560, 12872, 16090, 32180, 64360, 384551, 769102, 1538204, 1922755, 3076408, 3845510, 7691020, 15382040]

約数ペア:

[(1, 15382040), (2, 7691020), (4, 3845510), (5, 3076408), (8, 1922755), (10, 1538204), (20, 769102), (40, 384551), (239, 64360), (478, 32180), (956, 16090), (1195, 12872), (1609, 9560), (1912, 8045), (2390, 6436), (3218, 4780)]