8862220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^2$

素因数の和:238

約数の個数: 36

約数和(自身を含む): 19114704

約数和(自身を除く): 10252484

約数列:

[1, 2, 4, 5, 10, 20, 71, 79, 142, 158, 284, 316, 355, 395, 710, 790, 1420, 1580, 5609, 6241, 11218, 12482, 22436, 24964, 28045, 31205, 56090, 62410, 112180, 124820, 443111, 886222, 1772444, 2215555, 4431110, 8862220]

約数ペア:

[(1, 8862220), (2, 4431110), (4, 2215555), (5, 1772444), (10, 886222), (20, 443111), (71, 124820), (79, 112180), (142, 62410), (158, 56090), (284, 31205), (316, 28045), (355, 24964), (395, 22436), (710, 12482), (790, 11218), (1420, 6241), (1580, 5609)]