9823120

素因数分解:

$2^4\times 5^1\times {\mathrm{122789}}^1$

素因数の和:122802

約数の個数: 20

約数和(自身を含む): 22838940

約数和(自身を除く): 13015820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 122789, 245578, 491156, 613945, 982312, 1227890, 1964624, 2455780, 4911560, 9823120]

約数ペア:

[(1, 9823120), (2, 4911560), (4, 2455780), (5, 1964624), (8, 1227890), (10, 982312), (16, 613945), (20, 491156), (40, 245578), (80, 122789)]