2794540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19961}}^1$

素因数の和:19977

約数の個数: 24

約数和(自身を含む): 6707232

約数和(自身を除く): 3912692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19961, 39922, 79844, 99805, 139727, 199610, 279454, 399220, 558908, 698635, 1397270, 2794540]

約数ペア:

[(1, 2794540), (2, 1397270), (4, 698635), (5, 558908), (7, 399220), (10, 279454), (14, 199610), (20, 139727), (28, 99805), (35, 79844), (70, 39922), (140, 19961)]