9846220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15881}}^1$

素因数の和:15921

約数の個数: 24

約数和(自身を含む): 21345408

約数和(自身を除く): 11499188

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 15881, 31762, 63524, 79405, 158810, 317620, 492311, 984622, 1969244, 2461555, 4923110, 9846220]

約数ペア:

[(1, 9846220), (2, 4923110), (4, 2461555), (5, 1969244), (10, 984622), (20, 492311), (31, 317620), (62, 158810), (124, 79405), (155, 63524), (310, 31762), (620, 15881)]