1824640

素因数分解:

$2^7\times 5^1\times {\mathrm{2851}}^1$

素因数の和:2870

約数の個数: 32

約数和(自身を含む): 4363560

約数和(自身を除く): 2538920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2851, 5702, 11404, 14255, 22808, 28510, 45616, 57020, 91232, 114040, 182464, 228080, 364928, 456160, 912320, 1824640]

約数ペア:

[(1, 1824640), (2, 912320), (4, 456160), (5, 364928), (8, 228080), (10, 182464), (16, 114040), (20, 91232), (32, 57020), (40, 45616), (64, 28510), (80, 22808), (128, 14255), (160, 11404), (320, 5702), (640, 2851)]