20062540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9203}}^1$

素因数の和:9321

約数の個数: 24

約数和(自身を含む): 42522480

約数和(自身を除く): 22459940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 9203, 18406, 36812, 46015, 92030, 184060, 1003127, 2006254, 4012508, 5015635, 10031270, 20062540]

約数ペア:

[(1, 20062540), (2, 10031270), (4, 5015635), (5, 4012508), (10, 2006254), (20, 1003127), (109, 184060), (218, 92030), (436, 46015), (545, 36812), (1090, 18406), (2180, 9203)]