79045520

素因数分解:

$2^4\times 5^1\times {\mathrm{988069}}^1$

素因数の和:988082

約数の個数: 20

約数和(自身を含む): 183781020

約数和(自身を除く): 104735500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 988069, 1976138, 3952276, 4940345, 7904552, 9880690, 15809104, 19761380, 39522760, 79045520]

約数ペア:

[(1, 79045520), (2, 39522760), (4, 19761380), (5, 15809104), (8, 9880690), (10, 7904552), (16, 4940345), (20, 3952276), (40, 1976138), (80, 988069)]