200072390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{408311}}^1$

素因数の和:408332

約数の個数: 24

約数和(自身を含む): 418928112

約数和(自身を除く): 218855722

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 408311, 816622, 2041555, 2858177, 4083110, 5716354, 14290885, 20007239, 28581770, 40014478, 100036195, 200072390]

約数ペア:

[(1, 200072390), (2, 100036195), (5, 40014478), (7, 28581770), (10, 20007239), (14, 14290885), (35, 5716354), (49, 4083110), (70, 2858177), (98, 2041555), (245, 816622), (490, 408311)]