25616040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{213467}}^1$

素因数の和:213481

約数の個数: 32

約数和(自身を含む): 76848480

約数和(自身を除く): 51232440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 213467, 426934, 640401, 853868, 1067335, 1280802, 1707736, 2134670, 2561604, 3202005, 4269340, 5123208, 6404010, 8538680, 12808020, 25616040]

約数ペア:

[(1, 25616040), (2, 12808020), (3, 8538680), (4, 6404010), (5, 5123208), (6, 4269340), (8, 3202005), (10, 2561604), (12, 2134670), (15, 1707736), (20, 1280802), (24, 1067335), (30, 853868), (40, 640401), (60, 426934), (120, 213467)]