2836840

素因数分解:

$2^3\times 5^1\times {\mathrm{70921}}^1$

素因数の和:70932

約数の個数: 16

約数和(自身を含む): 6382980

約数和(自身を除く): 3546140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 70921, 141842, 283684, 354605, 567368, 709210, 1418420, 2836840]

約数ペア:

[(1, 2836840), (2, 1418420), (4, 709210), (5, 567368), (8, 354605), (10, 283684), (20, 141842), (40, 70921)]