2132020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{881}}^1$

素因数の和:912

約数の個数: 36

約数和(自身を含む): 4926852

約数和(自身を除く): 2794832

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 881, 1210, 1762, 2420, 3524, 4405, 8810, 9691, 17620, 19382, 38764, 48455, 96910, 106601, 193820, 213202, 426404, 533005, 1066010, 2132020]

約数ペア:

[(1, 2132020), (2, 1066010), (4, 533005), (5, 426404), (10, 213202), (11, 193820), (20, 106601), (22, 96910), (44, 48455), (55, 38764), (110, 19382), (121, 17620), (220, 9691), (242, 8810), (484, 4405), (605, 3524), (881, 2420), (1210, 1762)]