172280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 399600

約数和(自身を除く): 227320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 73, 118, 146, 236, 292, 295, 365, 472, 584, 590, 730, 1180, 1460, 2360, 2920, 4307, 8614, 17228, 21535, 34456, 43070, 86140, 172280]

約数ペア:

[(1, 172280), (2, 86140), (4, 43070), (5, 34456), (8, 21535), (10, 17228), (20, 8614), (40, 4307), (59, 2920), (73, 2360), (118, 1460), (146, 1180), (236, 730), (292, 590), (295, 584), (365, 472)]