9822920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5711}}^1$

素因数の和:5765

約数の個数: 32

約数和(自身を含む): 22619520

約数和(自身を除く): 12796600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5711, 11422, 22844, 28555, 45688, 57110, 114220, 228440, 245573, 491146, 982292, 1227865, 1964584, 2455730, 4911460, 9822920]

約数ペア:

[(1, 9822920), (2, 4911460), (4, 2455730), (5, 1964584), (8, 1227865), (10, 982292), (20, 491146), (40, 245573), (43, 228440), (86, 114220), (172, 57110), (215, 45688), (344, 28555), (430, 22844), (860, 11422), (1720, 5711)]