89355440

素因数分解:

$2^4\times 5^1\times {\mathrm{1116943}}^1$

素因数の和:1116956

約数の個数: 20

約数和(自身を含む): 207751584

約数和(自身を除く): 118396144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1116943, 2233886, 4467772, 5584715, 8935544, 11169430, 17871088, 22338860, 44677720, 89355440]

約数ペア:

[(1, 89355440), (2, 44677720), (4, 22338860), (5, 17871088), (8, 11169430), (10, 8935544), (16, 5584715), (20, 4467772), (40, 2233886), (80, 1116943)]