2019657010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4121749}}^1$

素因数の和:4121770

約数の個数: 24

約数和(自身を含む): 4228915500

約数和(自身を除く): 2209258490

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4121749, 8243498, 20608745, 28852243, 41217490, 57704486, 144261215, 201965701, 288522430, 403931402, 1009828505, 2019657010]

約数ペア:

[(1, 2019657010), (2, 1009828505), (5, 403931402), (7, 288522430), (10, 201965701), (14, 144261215), (35, 57704486), (49, 41217490), (70, 28852243), (98, 20608745), (245, 8243498), (490, 4121749)]