2048542040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1249111}}^1$

素因数の和:1249163

約数の個数: 32

約数和(自身を含む): 4721643360

約数和(自身を除く): 2673101320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1249111, 2498222, 4996444, 6245555, 9992888, 12491110, 24982220, 49964440, 51213551, 102427102, 204854204, 256067755, 409708408, 512135510, 1024271020, 2048542040]

約数ペア:

[(1, 2048542040), (2, 1024271020), (4, 512135510), (5, 409708408), (8, 256067755), (10, 204854204), (20, 102427102), (40, 51213551), (41, 49964440), (82, 24982220), (164, 12491110), (205, 9992888), (328, 6245555), (410, 4996444), (820, 2498222), (1640, 1249111)]