28210760

素因数分解:

$2^3\times 5^1\times {\mathrm{705269}}^1$

素因数の和:705280

約数の個数: 16

約数和(自身を含む): 63474300

約数和(自身を除く): 35263540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 705269, 1410538, 2821076, 3526345, 5642152, 7052690, 14105380, 28210760]

約数ペア:

[(1, 28210760), (2, 14105380), (4, 7052690), (5, 5642152), (8, 3526345), (10, 2821076), (20, 1410538), (40, 705269)]