2800117.00000000

素因数分解:

$2^2\times 5^3\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 56259840

約数和(自身を除く): 30753340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 139, 250, 278, 367, 500, 556, 695, 734, 1390, 1468, 1835, 2780, 3475, 3670, 6950, 7340, 9175, 13900, 17375, 18350, 34750, 36700, 45875, 51013, 69500, 91750, 102026, 183500, 204052, 255065, 510130, 1020260, 1275325, 2550650, 5101300, 6376625, 12753250, 25506500]

約数ペア:

[(1, 25506500), (2, 12753250), (4, 6376625), (5, 5101300), (10, 2550650), (20, 1275325), (25, 1020260), (50, 510130), (100, 255065), (125, 204052), (139, 183500), (250, 102026), (278, 91750), (367, 69500), (500, 51013), (556, 45875), (695, 36700), (734, 34750), (1390, 18350), (1468, 17375), (1835, 13900), (2780, 9175), (3475, 7340), (3670, 6950)]