89032880

素因数分解:

$2^4\times 5^1\times {\mathrm{1112911}}^1$

素因数の和:1112924

約数の個数: 20

約数和(自身を含む): 207001632

約数和(自身を除く): 117968752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1112911, 2225822, 4451644, 5564555, 8903288, 11129110, 17806576, 22258220, 44516440, 89032880]

約数ペア:

[(1, 89032880), (2, 44516440), (4, 22258220), (5, 17806576), (8, 11129110), (10, 8903288), (16, 5564555), (20, 4451644), (40, 2225822), (80, 1112911)]