34428020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{156491}}^1$

素因数の和:156511

約数の個数: 24

約数和(自身を含む): 78871968

約数和(自身を除く): 44443948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 156491, 312982, 625964, 782455, 1564910, 1721401, 3129820, 3442802, 6885604, 8607005, 17214010, 34428020]

約数ペア:

[(1, 34428020), (2, 17214010), (4, 8607005), (5, 6885604), (10, 3442802), (11, 3129820), (20, 1721401), (22, 1564910), (44, 782455), (55, 625964), (110, 312982), (220, 156491)]