39995840

素因数分解:

$2^6\times 5^1\times {\mathrm{124987}}^1$

素因数の和:125004

約数の個数: 28

約数和(自身を含む): 95240856

約数和(自身を除く): 55245016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 124987, 249974, 499948, 624935, 999896, 1249870, 1999792, 2499740, 3999584, 4999480, 7999168, 9998960, 19997920, 39995840]

約数ペア:

[(1, 39995840), (2, 19997920), (4, 9998960), (5, 7999168), (8, 4999480), (10, 3999584), (16, 2499740), (20, 1999792), (32, 1249870), (40, 999896), (64, 624935), (80, 499948), (160, 249974), (320, 124987)]