814220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3701}}^1$

素因数の和:3721

約数の個数: 24

約数和(自身を含む): 1865808

約数和(自身を除く): 1051588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3701, 7402, 14804, 18505, 37010, 40711, 74020, 81422, 162844, 203555, 407110, 814220]

約数ペア:

[(1, 814220), (2, 407110), (4, 203555), (5, 162844), (10, 81422), (11, 74020), (20, 40711), (22, 37010), (44, 18505), (55, 14804), (110, 7402), (220, 3701)]