13157360

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1009}}^1$

素因数の和:1185

約数の個数: 40

約数和(自身を含む): 30809040

約数和(自身を除く): 17651680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1009, 1304, 1630, 2018, 2608, 3260, 4036, 5045, 6520, 8072, 10090, 13040, 16144, 20180, 40360, 80720, 164467, 328934, 657868, 822335, 1315736, 1644670, 2631472, 3289340, 6578680, 13157360]

約数ペア:

[(1, 13157360), (2, 6578680), (4, 3289340), (5, 2631472), (8, 1644670), (10, 1315736), (16, 822335), (20, 657868), (40, 328934), (80, 164467), (163, 80720), (326, 40360), (652, 20180), (815, 16144), (1009, 13040), (1304, 10090), (1630, 8072), (2018, 6520), (2608, 5045), (3260, 4036)]