83520520

素因数分解:

$2^3\times 5^1\times {\mathrm{2088013}}^1$

素因数の和:2088024

約数の個数: 16

約数和(自身を含む): 187921260

約数和(自身を除く): 104400740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2088013, 4176026, 8352052, 10440065, 16704104, 20880130, 41760260, 83520520]

約数ペア:

[(1, 83520520), (2, 41760260), (4, 20880130), (5, 16704104), (8, 10440065), (10, 8352052), (20, 4176026), (40, 2088013)]