619476490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{16187}}^1$

素因数の和:16326

約数の個数: 32

約数和(自身を含む): 1153880640

約数和(自身を除く): 534404150

約数列:

[1, 2, 5, 10, 43, 86, 89, 178, 215, 430, 445, 890, 3827, 7654, 16187, 19135, 32374, 38270, 80935, 161870, 696041, 1392082, 1440643, 2881286, 3480205, 6960410, 7203215, 14406430, 61947649, 123895298, 309738245, 619476490]

約数ペア:

[(1, 619476490), (2, 309738245), (5, 123895298), (10, 61947649), (43, 14406430), (86, 7203215), (89, 6960410), (178, 3480205), (215, 2881286), (430, 1440643), (445, 1392082), (890, 696041), (3827, 161870), (7654, 80935), (16187, 38270), (19135, 32374)]