8437990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 16796160

約数和(自身を除く): 8358170

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 971, 1738, 1942, 4345, 4855, 8690, 9710, 10681, 21362, 53405, 76709, 106810, 153418, 383545, 767090, 843799, 1687598, 4218995, 8437990]

約数ペア:

[(1, 8437990), (2, 4218995), (5, 1687598), (10, 843799), (11, 767090), (22, 383545), (55, 153418), (79, 106810), (110, 76709), (158, 53405), (395, 21362), (790, 10681), (869, 9710), (971, 8690), (1738, 4855), (1942, 4345)]