40688428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{84067}}^1$

素因数の和:84093

約数の個数: 18

約数和(自身を含む): 78267308

約数和(自身を除く): 37578880

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 84067, 168134, 336268, 924737, 1849474, 3698948, 10172107, 20344214, 40688428]

約数ペア:

[(1, 40688428), (2, 20344214), (4, 10172107), (11, 3698948), (22, 1849474), (44, 924737), (121, 336268), (242, 168134), (484, 84067)]