47938000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{2179}}^1$

素因数の和:2213

約数の個数: 80

約数和(自身を含む): 126509760

約数和(自身を除く): 78571760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 500, 550, 880, 1000, 1100, 1375, 2000, 2179, 2200, 2750, 4358, 4400, 5500, 8716, 10895, 11000, 17432, 21790, 22000, 23969, 34864, 43580, 47938, 54475, 87160, 95876, 108950, 119845, 174320, 191752, 217900, 239690, 272375, 383504, 435800, 479380, 544750, 599225, 871600, 958760, 1089500, 1198450, 1917520, 2179000, 2396900, 2996125, 4358000, 4793800, 5992250, 9587600, 11984500, 23969000, 47938000]

約数ペア:

[(1, 47938000), (2, 23969000), (4, 11984500), (5, 9587600), (8, 5992250), (10, 4793800), (11, 4358000), (16, 2996125), (20, 2396900), (22, 2179000), (25, 1917520), (40, 1198450), (44, 1089500), (50, 958760), (55, 871600), (80, 599225), (88, 544750), (100, 479380), (110, 435800), (125, 383504), (176, 272375), (200, 239690), (220, 217900), (250, 191752), (275, 174320), (400, 119845), (440, 108950), (500, 95876), (550, 87160), (880, 54475), (1000, 47938), (1100, 43580), (1375, 34864), (2000, 23969), (2179, 22000), (2200, 21790), (2750, 17432), (4358, 11000), (4400, 10895), (5500, 8716)]