1255402280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2853187}}^1$

素因数の和:2853209

約数の個数: 32

約数和(自身を含む): 3081443040

約数和(自身を除く): 1826040760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2853187, 5706374, 11412748, 14265935, 22825496, 28531870, 31385057, 57063740, 62770114, 114127480, 125540228, 156925285, 251080456, 313850570, 627701140, 1255402280]

約数ペア:

[(1, 1255402280), (2, 627701140), (4, 313850570), (5, 251080456), (8, 156925285), (10, 125540228), (11, 114127480), (20, 62770114), (22, 57063740), (40, 31385057), (44, 28531870), (55, 22825496), (88, 14265935), (110, 11412748), (220, 5706374), (440, 2853187)]