7248940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8429}}^1$

素因数の和:8481

約数の個数: 24

約数和(自身を含む): 15578640

約数和(自身を除く): 8329700

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 8429, 16858, 33716, 42145, 84290, 168580, 362447, 724894, 1449788, 1812235, 3624470, 7248940]

約数ペア:

[(1, 7248940), (2, 3624470), (4, 1812235), (5, 1449788), (10, 724894), (20, 362447), (43, 168580), (86, 84290), (172, 42145), (215, 33716), (430, 16858), (860, 8429)]