89381840

素因数分解:

$2^4\times 5^1\times {\mathrm{1117273}}^1$

素因数の和:1117286

約数の個数: 20

約数和(自身を含む): 207812964

約数和(自身を除く): 118431124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1117273, 2234546, 4469092, 5586365, 8938184, 11172730, 17876368, 22345460, 44690920, 89381840]

約数ペア:

[(1, 89381840), (2, 44690920), (4, 22345460), (5, 17876368), (8, 11172730), (10, 8938184), (16, 5586365), (20, 4469092), (40, 2234546), (80, 1117273)]