1120580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 2409792

約数和(自身を除く): 1289212

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1303, 2606, 5212, 6515, 13030, 26060, 56029, 112058, 224116, 280145, 560290, 1120580]

約数ペア:

[(1, 1120580), (2, 560290), (4, 280145), (5, 224116), (10, 112058), (20, 56029), (43, 26060), (86, 13030), (172, 6515), (215, 5212), (430, 2606), (860, 1303)]