38368040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22307}}^1$

素因数の和:22361

約数の個数: 32

約数和(自身を含む): 88339680

約数和(自身を除く): 49971640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 22307, 44614, 89228, 111535, 178456, 223070, 446140, 892280, 959201, 1918402, 3836804, 4796005, 7673608, 9592010, 19184020, 38368040]

約数ペア:

[(1, 38368040), (2, 19184020), (4, 9592010), (5, 7673608), (8, 4796005), (10, 3836804), (20, 1918402), (40, 959201), (43, 892280), (86, 446140), (172, 223070), (215, 178456), (344, 111535), (430, 89228), (860, 44614), (1720, 22307)]