9842780

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2719}}^1$

素因数の和:2909

約数の個数: 24

約数和(自身を含む): 20791680

約数和(自身を除く): 10948900

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 2719, 3620, 5438, 10876, 13595, 27190, 54380, 492139, 984278, 1968556, 2460695, 4921390, 9842780]

約数ペア:

[(1, 9842780), (2, 4921390), (4, 2460695), (5, 1968556), (10, 984278), (20, 492139), (181, 54380), (362, 27190), (724, 13595), (905, 10876), (1810, 5438), (2719, 3620)]