40677680

素因数分解:

$2^4\times 5^1\times {\mathrm{508471}}^1$

素因数の和:508484

約数の個数: 20

約数和(自身を含む): 94575792

約数和(自身を除く): 53898112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 508471, 1016942, 2033884, 2542355, 4067768, 5084710, 8135536, 10169420, 20338840, 40677680]

約数ペア:

[(1, 40677680), (2, 20338840), (4, 10169420), (5, 8135536), (8, 5084710), (10, 4067768), (16, 2542355), (20, 2033884), (40, 1016942), (80, 508471)]