40001140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{86959}}^1$

素因数の和:86991

約数の個数: 24

約数和(自身を含む): 87655680

約数和(自身を除く): 47654540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 86959, 173918, 347836, 434795, 869590, 1739180, 2000057, 4000114, 8000228, 10000285, 20000570, 40001140]

約数ペア:

[(1, 40001140), (2, 20000570), (4, 10000285), (5, 8000228), (10, 4000114), (20, 2000057), (23, 1739180), (46, 869590), (92, 434795), (115, 347836), (230, 173918), (460, 86959)]