7222340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3313}}^1$

素因数の和:3431

約数の個数: 24

約数和(自身を含む): 15310680

約数和(自身を除く): 8088340

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 3313, 6626, 13252, 16565, 33130, 66260, 361117, 722234, 1444468, 1805585, 3611170, 7222340]

約数ペア:

[(1, 7222340), (2, 3611170), (4, 1805585), (5, 1444468), (10, 722234), (20, 361117), (109, 66260), (218, 33130), (436, 16565), (545, 13252), (1090, 6626), (2180, 3313)]