201840310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{411919}}^1$

素因数の和:411940

約数の個数: 24

約数和(自身を含む): 422629920

約数和(自身を除く): 220789610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 411919, 823838, 2059595, 2883433, 4119190, 5766866, 14417165, 20184031, 28834330, 40368062, 100920155, 201840310]

約数ペア:

[(1, 201840310), (2, 100920155), (5, 40368062), (7, 28834330), (10, 20184031), (14, 14417165), (35, 5766866), (49, 4119190), (70, 2883433), (98, 2059595), (245, 823838), (490, 411919)]