2118340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15131}}^1$

素因数の和:15147

約数の個数: 24

約数和(自身を含む): 5084352

約数和(自身を除く): 2966012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15131, 30262, 60524, 75655, 105917, 151310, 211834, 302620, 423668, 529585, 1059170, 2118340]

約数ペア:

[(1, 2118340), (2, 1059170), (4, 529585), (5, 423668), (7, 302620), (10, 211834), (14, 151310), (20, 105917), (28, 75655), (35, 60524), (70, 30262), (140, 15131)]