15445480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20323}}^1$

素因数の和:20353

約数の個数: 32

約数和(自身を含む): 36583200

約数和(自身を除く): 21137720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 20323, 40646, 81292, 101615, 162584, 203230, 386137, 406460, 772274, 812920, 1544548, 1930685, 3089096, 3861370, 7722740, 15445480]

約数ペア:

[(1, 15445480), (2, 7722740), (4, 3861370), (5, 3089096), (8, 1930685), (10, 1544548), (19, 812920), (20, 772274), (38, 406460), (40, 386137), (76, 203230), (95, 162584), (152, 101615), (190, 81292), (380, 40646), (760, 20323)]