310940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2221}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 746592

約数和(自身を除く): 435652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2221, 4442, 8884, 11105, 15547, 22210, 31094, 44420, 62188, 77735, 155470, 310940]

約数ペア:

[(1, 310940), (2, 155470), (4, 77735), (5, 62188), (7, 44420), (10, 31094), (14, 22210), (20, 15547), (28, 11105), (35, 8884), (70, 4442), (140, 2221)]