16157020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^2$

素因数の和:562

約数の個数: 36

約数和(自身を含む): 37151352

約数和(自身を除く): 20994332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 542, 1084, 1355, 2710, 2981, 5420, 5962, 11924, 14905, 29810, 59620, 73441, 146882, 293764, 367205, 734410, 807851, 1468820, 1615702, 3231404, 4039255, 8078510, 16157020]

約数ペア:

[(1, 16157020), (2, 8078510), (4, 4039255), (5, 3231404), (10, 1615702), (11, 1468820), (20, 807851), (22, 734410), (44, 367205), (55, 293764), (110, 146882), (220, 73441), (271, 59620), (542, 29810), (1084, 14905), (1355, 11924), (2710, 5962), (2981, 5420)]