2798689280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{546619}}^1$

素因数の和:546644

約数の個数: 44

約数和(自身を含む): 6713586840

約数和(自身を除く): 3914897560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 546619, 1093238, 2186476, 2733095, 4372952, 5466190, 8745904, 10932380, 17491808, 21864760, 34983616, 43729520, 69967232, 87459040, 139934464, 174918080, 279868928, 349836160, 559737856, 699672320, 1399344640, 2798689280]

約数ペア:

[(1, 2798689280), (2, 1399344640), (4, 699672320), (5, 559737856), (8, 349836160), (10, 279868928), (16, 174918080), (20, 139934464), (32, 87459040), (40, 69967232), (64, 43729520), (80, 34983616), (128, 21864760), (160, 17491808), (256, 10932380), (320, 8745904), (512, 5466190), (640, 4372952), (1024, 2733095), (1280, 2186476), (2560, 1093238), (5120, 546619)]