16956440

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5807}}^1$

素因数の和:5891

約数の個数: 32

約数和(自身を含む): 38681280

約数和(自身を除く): 21724840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 5807, 11614, 23228, 29035, 46456, 58070, 116140, 232280, 423911, 847822, 1695644, 2119555, 3391288, 4239110, 8478220, 16956440]

約数ペア:

[(1, 16956440), (2, 8478220), (4, 4239110), (5, 3391288), (8, 2119555), (10, 1695644), (20, 847822), (40, 423911), (73, 232280), (146, 116140), (292, 58070), (365, 46456), (584, 29035), (730, 23228), (1460, 11614), (2920, 5807)]