8557420

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1367}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 18041184

約数和(自身を除く): 9483764

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1367, 1565, 2734, 3130, 5468, 6260, 6835, 13670, 27340, 427871, 855742, 1711484, 2139355, 4278710, 8557420]

約数ペア:

[(1, 8557420), (2, 4278710), (4, 2139355), (5, 1711484), (10, 855742), (20, 427871), (313, 27340), (626, 13670), (1252, 6835), (1367, 6260), (1565, 5468), (2734, 3130)]