17712860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{80513}}^1$

素因数の和:80533

約数の個数: 24

約数和(自身を含む): 40579056

約数和(自身を除く): 22866196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 80513, 161026, 322052, 402565, 805130, 885643, 1610260, 1771286, 3542572, 4428215, 8856430, 17712860]

約数ペア:

[(1, 17712860), (2, 8856430), (4, 4428215), (5, 3542572), (10, 1771286), (11, 1610260), (20, 885643), (22, 805130), (44, 402565), (55, 322052), (110, 161026), (220, 80513)]