290422090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4148887}}^1$

素因数の和:4148901

約数の個数: 16

約数和(自身を含む): 597439872

約数和(自身を除く): 307017782

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4148887, 8297774, 20744435, 29042209, 41488870, 58084418, 145211045, 290422090]

約数ペア:

[(1, 290422090), (2, 145211045), (5, 58084418), (7, 41488870), (10, 29042209), (14, 20744435), (35, 8297774), (70, 4148887)]