201236240

素因数分解:

$2^4\times 5^1\times {\mathrm{2515453}}^1$

素因数の和:2515466

約数の個数: 20

約数和(自身を含む): 467874444

約数和(自身を除く): 266638204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2515453, 5030906, 10061812, 12577265, 20123624, 25154530, 40247248, 50309060, 100618120, 201236240]

約数ペア:

[(1, 201236240), (2, 100618120), (4, 50309060), (5, 40247248), (8, 25154530), (10, 20123624), (16, 12577265), (20, 10061812), (40, 5030906), (80, 2515453)]