201971630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{412187}}^1$

素因数の和:412208

約数の個数: 24

約数和(自身を含む): 422904888

約数和(自身を除く): 220933258

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 412187, 824374, 2060935, 2885309, 4121870, 5770618, 14426545, 20197163, 28853090, 40394326, 100985815, 201971630]

約数ペア:

[(1, 201971630), (2, 100985815), (5, 40394326), (7, 28853090), (10, 20197163), (14, 14426545), (35, 5770618), (49, 4121870), (70, 2885309), (98, 2060935), (245, 824374), (490, 412187)]