200660440

素因数分解:

$2^3\times 5^1\times {\mathrm{2207}}^1\times {\mathrm{2273}}^1$

素因数の和:4491

約数の個数: 32

約数和(自身を含む): 451889280

約数和(自身を除く): 251228840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2207, 2273, 4414, 4546, 8828, 9092, 11035, 11365, 17656, 18184, 22070, 22730, 44140, 45460, 88280, 90920, 5016511, 10033022, 20066044, 25082555, 40132088, 50165110, 100330220, 200660440]

約数ペア:

[(1, 200660440), (2, 100330220), (4, 50165110), (5, 40132088), (8, 25082555), (10, 20066044), (20, 10033022), (40, 5016511), (2207, 90920), (2273, 88280), (4414, 45460), (4546, 44140), (8828, 22730), (9092, 22070), (11035, 18184), (11365, 17656)]