8801020

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1021}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 18543168

約数和(自身を除く): 9742148

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1021, 1724, 2042, 2155, 4084, 4310, 5105, 8620, 10210, 20420, 440051, 880102, 1760204, 2200255, 4400510, 8801020]

約数ペア:

[(1, 8801020), (2, 4400510), (4, 2200255), (5, 1760204), (10, 880102), (20, 440051), (431, 20420), (862, 10210), (1021, 8620), (1724, 5105), (2042, 4310), (2155, 4084)]