2017788505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{40151}}^1$

素因数の和:40221

約数の個数: 24

約数和(自身を含む): 2664486720

約数和(自身を除く): 646698215

約数列:

[1, 5, 19, 23, 95, 115, 437, 529, 2185, 2645, 10051, 40151, 50255, 200755, 762869, 923473, 3814345, 4617365, 17545987, 21239879, 87729935, 106199395, 403557701, 2017788505]

約数ペア:

[(1, 2017788505), (5, 403557701), (19, 106199395), (23, 87729935), (95, 21239879), (115, 17545987), (437, 4617365), (529, 3814345), (2185, 923473), (2645, 762869), (10051, 200755), (40151, 50255)]