1036336640

素因数分解:

$2^9\times 5^1\times {\mathrm{404819}}^1$

素因数の和:404842

約数の個数: 40

約数和(自身を含む): 2484785160

約数和(自身を除く): 1448448520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 404819, 809638, 1619276, 2024095, 3238552, 4048190, 6477104, 8096380, 12954208, 16192760, 25908416, 32385520, 51816832, 64771040, 103633664, 129542080, 207267328, 259084160, 518168320, 1036336640]

約数ペア:

[(1, 1036336640), (2, 518168320), (4, 259084160), (5, 207267328), (8, 129542080), (10, 103633664), (16, 64771040), (20, 51816832), (32, 32385520), (40, 25908416), (64, 16192760), (80, 12954208), (128, 8096380), (160, 6477104), (256, 4048190), (320, 3238552), (512, 2024095), (640, 1619276), (1280, 809638), (2560, 404819)]