528040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 1219680

約数和(自身を除く): 691640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 307, 344, 430, 614, 860, 1228, 1535, 1720, 2456, 3070, 6140, 12280, 13201, 26402, 52804, 66005, 105608, 132010, 264020, 528040]

約数ペア:

[(1, 528040), (2, 264020), (4, 132010), (5, 105608), (8, 66005), (10, 52804), (20, 26402), (40, 13201), (43, 12280), (86, 6140), (172, 3070), (215, 2456), (307, 1720), (344, 1535), (430, 1228), (614, 860)]