40042168

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{56239}}^1$

素因数の和:56334

約数の個数: 16

約数和(自身を含む): 75924000

約数和(自身を除く): 35881832

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 56239, 112478, 224956, 449912, 5005271, 10010542, 20021084, 40042168]

約数ペア:

[(1, 40042168), (2, 20021084), (4, 10010542), (8, 5005271), (89, 449912), (178, 224956), (356, 112478), (712, 56239)]