20772200

素因数分解:

$2^3\times 5^2\times {\mathrm{283}}^1\times {\mathrm{367}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 48598080

約数和(自身を除く): 27825880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 283, 367, 566, 734, 1132, 1415, 1468, 1835, 2264, 2830, 2936, 3670, 5660, 7075, 7340, 9175, 11320, 14150, 14680, 18350, 28300, 36700, 56600, 73400, 103861, 207722, 415444, 519305, 830888, 1038610, 2077220, 2596525, 4154440, 5193050, 10386100, 20772200]

約数ペア:

[(1, 20772200), (2, 10386100), (4, 5193050), (5, 4154440), (8, 2596525), (10, 2077220), (20, 1038610), (25, 830888), (40, 519305), (50, 415444), (100, 207722), (200, 103861), (283, 73400), (367, 56600), (566, 36700), (734, 28300), (1132, 18350), (1415, 14680), (1468, 14150), (1835, 11320), (2264, 9175), (2830, 7340), (2936, 7075), (3670, 5660)]