2740480

素因数分解:

$2^8\times 5^1\times {\mathrm{2141}}^1$

素因数の和:2162

約数の個数: 36

約数和(自身を含む): 6567372

約数和(自身を除く): 3826892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2141, 4282, 8564, 10705, 17128, 21410, 34256, 42820, 68512, 85640, 137024, 171280, 274048, 342560, 548096, 685120, 1370240, 2740480]

約数ペア:

[(1, 2740480), (2, 1370240), (4, 685120), (5, 548096), (8, 342560), (10, 274048), (16, 171280), (20, 137024), (32, 85640), (40, 68512), (64, 42820), (80, 34256), (128, 21410), (160, 17128), (256, 10705), (320, 8564), (640, 4282), (1280, 2141)]