209133040

素因数分解:

$2^4\times 5^1\times {\mathrm{2614163}}^1$

素因数の和:2614176

約数の個数: 20

約数和(自身を含む): 486234504

約数和(自身を除く): 277101464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2614163, 5228326, 10456652, 13070815, 20913304, 26141630, 41826608, 52283260, 104566520, 209133040]

約数ペア:

[(1, 209133040), (2, 104566520), (4, 52283260), (5, 41826608), (8, 26141630), (10, 20913304), (16, 13070815), (20, 10456652), (40, 5228326), (80, 2614163)]