740528080

素因数分解:

$2^4\times 5^1\times {\mathrm{9256601}}^1$

素因数の和:9256614

約数の個数: 20

約数和(自身を含む): 1721727972

約数和(自身を除く): 981199892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9256601, 18513202, 37026404, 46283005, 74052808, 92566010, 148105616, 185132020, 370264040, 740528080]

約数ペア:

[(1, 740528080), (2, 370264040), (4, 185132020), (5, 148105616), (8, 92566010), (10, 74052808), (16, 46283005), (20, 37026404), (40, 18513202), (80, 9256601)]