89297140

素因数分解:

$2^2\times 5^1\times {\mathrm{4464857}}^1$

素因数の和:4464866

約数の個数: 12

約数和(自身を含む): 187524036

約数和(自身を除く): 98226896

約数列:

[1, 2, 4, 5, 10, 20, 4464857, 8929714, 17859428, 22324285, 44648570, 89297140]

約数ペア:

[(1, 89297140), (2, 44648570), (4, 22324285), (5, 17859428), (10, 8929714), (20, 4464857)]