9728440

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2273}}^1$

素因数の和:2391

約数の個数: 32

約数和(自身を含む): 22103280

約数和(自身を除く): 12374840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 2273, 4280, 4546, 9092, 11365, 18184, 22730, 45460, 90920, 243211, 486422, 972844, 1216055, 1945688, 2432110, 4864220, 9728440]

約数ペア:

[(1, 9728440), (2, 4864220), (4, 2432110), (5, 1945688), (8, 1216055), (10, 972844), (20, 486422), (40, 243211), (107, 90920), (214, 45460), (428, 22730), (535, 18184), (856, 11365), (1070, 9092), (2140, 4546), (2273, 4280)]