311922680

素因数分解:

$2^3\times 5^1\times {\mathrm{941}}^1\times {\mathrm{8287}}^1$

素因数の和:9239

約数の個数: 32

約数和(自身を含む): 702656640

約数和(自身を除く): 390733960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 941, 1882, 3764, 4705, 7528, 8287, 9410, 16574, 18820, 33148, 37640, 41435, 66296, 82870, 165740, 331480, 7798067, 15596134, 31192268, 38990335, 62384536, 77980670, 155961340, 311922680]

約数ペア:

[(1, 311922680), (2, 155961340), (4, 77980670), (5, 62384536), (8, 38990335), (10, 31192268), (20, 15596134), (40, 7798067), (941, 331480), (1882, 165740), (3764, 82870), (4705, 66296), (7528, 41435), (8287, 37640), (9410, 33148), (16574, 18820)]