22388920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{11909}}^1$

素因数の和:11967

約数の個数: 32

約数和(自身を含む): 51451200

約数和(自身を除く): 29062280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 11909, 23818, 47636, 59545, 95272, 119090, 238180, 476360, 559723, 1119446, 2238892, 2798615, 4477784, 5597230, 11194460, 22388920]

約数ペア:

[(1, 22388920), (2, 11194460), (4, 5597230), (5, 4477784), (8, 2798615), (10, 2238892), (20, 1119446), (40, 559723), (47, 476360), (94, 238180), (188, 119090), (235, 95272), (376, 59545), (470, 47636), (940, 23818), (1880, 11909)]