9505880

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2221}}^1$

素因数の和:2339

約数の個数: 32

約数和(自身を含む): 21597840

約数和(自身を除く): 12091960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 2221, 4280, 4442, 8884, 11105, 17768, 22210, 44420, 88840, 237647, 475294, 950588, 1188235, 1901176, 2376470, 4752940, 9505880]

約数ペア:

[(1, 9505880), (2, 4752940), (4, 2376470), (5, 1901176), (8, 1188235), (10, 950588), (20, 475294), (40, 237647), (107, 88840), (214, 44420), (428, 22210), (535, 17768), (856, 11105), (1070, 8884), (2140, 4442), (2221, 4280)]