1377020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 2986368

約数和(自身を除く): 1609348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2221, 4442, 8884, 11105, 22210, 44420, 68851, 137702, 275404, 344255, 688510, 1377020]

約数ペア:

[(1, 1377020), (2, 688510), (4, 344255), (5, 275404), (10, 137702), (20, 68851), (31, 44420), (62, 22210), (124, 11105), (155, 8884), (310, 4442), (620, 2221)]