6618580

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2221}}^1$

素因数の和:2379

約数の個数: 24

約数和(自身を含む): 13998600

約数和(自身を除く): 7380020

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2221, 2980, 4442, 8884, 11105, 22210, 44420, 330929, 661858, 1323716, 1654645, 3309290, 6618580]

約数ペア:

[(1, 6618580), (2, 3309290), (4, 1654645), (5, 1323716), (10, 661858), (20, 330929), (149, 44420), (298, 22210), (596, 11105), (745, 8884), (1490, 4442), (2221, 2980)]