11965340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7573}}^1$

素因数の和:7661

約数の個数: 24

約数和(自身を含む): 25448640

約数和(自身を除く): 13483300

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 7573, 15146, 30292, 37865, 75730, 151460, 598267, 1196534, 2393068, 2991335, 5982670, 11965340]

約数ペア:

[(1, 11965340), (2, 5982670), (4, 2991335), (5, 2393068), (10, 1196534), (20, 598267), (79, 151460), (158, 75730), (316, 37865), (395, 30292), (790, 15146), (1580, 7573)]