89642860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{121139}}^1$

素因数の和:121185

約数の個数: 24

約数和(自身を含む): 193339440

約数和(自身を除く): 103696580

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 121139, 242278, 484556, 605695, 1211390, 2422780, 4482143, 8964286, 17928572, 22410715, 44821430, 89642860]

約数ペア:

[(1, 89642860), (2, 44821430), (4, 22410715), (5, 17928572), (10, 8964286), (20, 4482143), (37, 2422780), (74, 1211390), (148, 605695), (185, 484556), (370, 242278), (740, 121139)]