1897420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13553}}^1$

素因数の和:13569

約数の個数: 24

約数和(自身を含む): 4554144

約数和(自身を除く): 2656724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13553, 27106, 54212, 67765, 94871, 135530, 189742, 271060, 379484, 474355, 948710, 1897420]

約数ペア:

[(1, 1897420), (2, 948710), (4, 474355), (5, 379484), (7, 271060), (10, 189742), (14, 135530), (20, 94871), (28, 67765), (35, 54212), (70, 27106), (140, 13553)]