8426140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5333}}^1$

素因数の和:5421

約数の個数: 24

約数和(自身を含む): 17922240

約数和(自身を除く): 9496100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 5333, 10666, 21332, 26665, 53330, 106660, 421307, 842614, 1685228, 2106535, 4213070, 8426140]

約数ペア:

[(1, 8426140), (2, 4213070), (4, 2106535), (5, 1685228), (10, 842614), (20, 421307), (79, 106660), (158, 53330), (316, 26665), (395, 21332), (790, 10666), (1580, 5333)]