8368840

素因数分解:

$2^3\times 5^1\times {\mathrm{209221}}^1$

素因数の和:209232

約数の個数: 16

約数和(自身を含む): 18829980

約数和(自身を除く): 10461140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 209221, 418442, 836884, 1046105, 1673768, 2092210, 4184420, 8368840]

約数ペア:

[(1, 8368840), (2, 4184420), (4, 2092210), (5, 1673768), (8, 1046105), (10, 836884), (20, 418442), (40, 209221)]