40214380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15349}}^1$

素因数の和:15489

約数の個数: 24

約数和(自身を含む): 85100400

約数和(自身を除く): 44886020

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 15349, 30698, 61396, 76745, 153490, 306980, 2010719, 4021438, 8042876, 10053595, 20107190, 40214380]

約数ペア:

[(1, 40214380), (2, 20107190), (4, 10053595), (5, 8042876), (10, 4021438), (20, 2010719), (131, 306980), (262, 153490), (524, 76745), (655, 61396), (1310, 30698), (2620, 15349)]