32004080

素因数分解:

$2^4\times 5^1\times {\mathrm{400051}}^1$

素因数の和:400064

約数の個数: 20

約数和(自身を含む): 74409672

約数和(自身を除く): 42405592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 400051, 800102, 1600204, 2000255, 3200408, 4000510, 6400816, 8001020, 16002040, 32004080]

約数ペア:

[(1, 32004080), (2, 16002040), (4, 8001020), (5, 6400816), (8, 4000510), (10, 3200408), (16, 2000255), (20, 1600204), (40, 800102), (80, 400051)]