200706640

素因数分解:

$2^4\times 5^1\times {\mathrm{2508833}}^1$

素因数の和:2508846

約数の個数: 20

約数和(自身を含む): 466643124

約数和(自身を除く): 265936484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2508833, 5017666, 10035332, 12544165, 20070664, 25088330, 40141328, 50176660, 100353320, 200706640]

約数ペア:

[(1, 200706640), (2, 100353320), (4, 50176660), (5, 40141328), (8, 25088330), (10, 20070664), (16, 12544165), (20, 10035332), (40, 5017666), (80, 2508833)]