7226780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 16765056

約数和(自身を除く): 9538276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 307, 428, 535, 614, 1070, 1177, 1228, 1535, 2140, 2354, 3070, 3377, 4708, 5885, 6140, 6754, 11770, 13508, 16885, 23540, 32849, 33770, 65698, 67540, 131396, 164245, 328490, 361339, 656980, 722678, 1445356, 1806695, 3613390, 7226780]

約数ペア:

[(1, 7226780), (2, 3613390), (4, 1806695), (5, 1445356), (10, 722678), (11, 656980), (20, 361339), (22, 328490), (44, 164245), (55, 131396), (107, 67540), (110, 65698), (214, 33770), (220, 32849), (307, 23540), (428, 16885), (535, 13508), (614, 11770), (1070, 6754), (1177, 6140), (1228, 5885), (1535, 4708), (2140, 3377), (2354, 3070)]