290401870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2640017}}^1$

素因数の和:2640035

約数の個数: 16

約数和(自身を含む): 570243888

約数和(自身を除く): 279842018

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2640017, 5280034, 13200085, 26400170, 29040187, 58080374, 145200935, 290401870]

約数ペア:

[(1, 290401870), (2, 145200935), (5, 58080374), (10, 29040187), (11, 26400170), (22, 13200085), (55, 5280034), (110, 2640017)]