9646040

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1009}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 21816000

約数和(自身を除く): 12169960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1009, 1195, 1912, 2018, 2390, 4036, 4780, 5045, 8072, 9560, 10090, 20180, 40360, 241151, 482302, 964604, 1205755, 1929208, 2411510, 4823020, 9646040]

約数ペア:

[(1, 9646040), (2, 4823020), (4, 2411510), (5, 1929208), (8, 1205755), (10, 964604), (20, 482302), (40, 241151), (239, 40360), (478, 20180), (956, 10090), (1009, 9560), (1195, 8072), (1912, 5045), (2018, 4780), (2390, 4036)]