7838180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{55987}}^1$

素因数の和:56003

約数の個数: 24

約数和(自身を含む): 18811968

約数和(自身を除く): 10973788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 55987, 111974, 223948, 279935, 391909, 559870, 783818, 1119740, 1567636, 1959545, 3919090, 7838180]

約数ペア:

[(1, 7838180), (2, 3919090), (4, 1959545), (5, 1567636), (7, 1119740), (10, 783818), (14, 559870), (20, 391909), (28, 279935), (35, 223948), (70, 111974), (140, 55987)]