88437140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401987}}^1$

素因数の和:402007

約数の個数: 24

約数和(自身を含む): 202601952

約数和(自身を除く): 114164812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 401987, 803974, 1607948, 2009935, 4019870, 4421857, 8039740, 8843714, 17687428, 22109285, 44218570, 88437140]

約数ペア:

[(1, 88437140), (2, 44218570), (4, 22109285), (5, 17687428), (10, 8843714), (11, 8039740), (20, 4421857), (22, 4019870), (44, 2009935), (55, 1607948), (110, 803974), (220, 401987)]