11110220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4591}}^1$

素因数の和:4622

約数の個数: 36

約数和(自身を含む): 25650912

約数和(自身を除く): 14540692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 4591, 9182, 18364, 22955, 45910, 50501, 91820, 101002, 202004, 252505, 505010, 555511, 1010020, 1111022, 2222044, 2777555, 5555110, 11110220]

約数ペア:

[(1, 11110220), (2, 5555110), (4, 2777555), (5, 2222044), (10, 1111022), (11, 1010020), (20, 555511), (22, 505010), (44, 252505), (55, 202004), (110, 101002), (121, 91820), (220, 50501), (242, 45910), (484, 22955), (605, 18364), (1210, 9182), (2420, 4591)]