4320440

素因数分解:

$2^3\times 5^1\times {\mathrm{108011}}^1$

素因数の和:108022

約数の個数: 16

約数和(自身を含む): 9721080

約数和(自身を除く): 5400640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 108011, 216022, 432044, 540055, 864088, 1080110, 2160220, 4320440]

約数ペア:

[(1, 4320440), (2, 2160220), (4, 1080110), (5, 864088), (8, 540055), (10, 432044), (20, 216022), (40, 108011)]