40402868

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{83477}}^1$

素因数の和:83503

約数の個数: 18

約数和(自身を含む): 77718018

約数和(自身を除く): 37315150

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 83477, 166954, 333908, 918247, 1836494, 3672988, 10100717, 20201434, 40402868]

約数ペア:

[(1, 40402868), (2, 20201434), (4, 10100717), (11, 3672988), (22, 1836494), (44, 918247), (121, 333908), (242, 166954), (484, 83477)]