89681740

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{50383}}^1$

素因数の和:50481

約数の個数: 24

約数和(自身を含む): 190451520

約数和(自身を除く): 100769780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 50383, 100766, 201532, 251915, 503830, 1007660, 4484087, 8968174, 17936348, 22420435, 44840870, 89681740]

約数ペア:

[(1, 89681740), (2, 44840870), (4, 22420435), (5, 17936348), (10, 8968174), (20, 4484087), (89, 1007660), (178, 503830), (356, 251915), (445, 201532), (890, 100766), (1780, 50383)]