8389730

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 15681600

約数和(自身を除く): 7291870

約数列:

[1, 2, 5, 10, 43, 86, 109, 179, 215, 218, 358, 430, 545, 895, 1090, 1790, 4687, 7697, 9374, 15394, 19511, 23435, 38485, 39022, 46870, 76970, 97555, 195110, 838973, 1677946, 4194865, 8389730]

約数ペア:

[(1, 8389730), (2, 4194865), (5, 1677946), (10, 838973), (43, 195110), (86, 97555), (109, 76970), (179, 46870), (215, 39022), (218, 38485), (358, 23435), (430, 19511), (545, 15394), (895, 9374), (1090, 7697), (1790, 4687)]