2620780

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2221}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 5599440

約数和(自身を除く): 2978660

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 2221, 4442, 8884, 11105, 22210, 44420, 131039, 262078, 524156, 655195, 1310390, 2620780]

約数ペア:

[(1, 2620780), (2, 1310390), (4, 655195), (5, 524156), (10, 262078), (20, 131039), (59, 44420), (118, 22210), (236, 11105), (295, 8884), (590, 4442), (1180, 2221)]