8678020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33377}}^1$

素因数の和:33399

約数の個数: 24

約数和(自身を含む): 19626264

約数和(自身を除く): 10948244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 33377, 66754, 133508, 166885, 333770, 433901, 667540, 867802, 1735604, 2169505, 4339010, 8678020]

約数ペア:

[(1, 8678020), (2, 4339010), (4, 2169505), (5, 1735604), (10, 867802), (13, 667540), (20, 433901), (26, 333770), (52, 166885), (65, 133508), (130, 66754), (260, 33377)]