89028220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{108571}}^1$

素因数の和:108621

約数の個数: 24

約数和(自身を含む): 191521008

約数和(自身を除く): 102492788

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 108571, 217142, 434284, 542855, 1085710, 2171420, 4451411, 8902822, 17805644, 22257055, 44514110, 89028220]

約数ペア:

[(1, 89028220), (2, 44514110), (4, 22257055), (5, 17805644), (10, 8902822), (20, 4451411), (41, 2171420), (82, 1085710), (164, 542855), (205, 434284), (410, 217142), (820, 108571)]