542000

素因数分解:

$2^4\times 5^3\times {\mathrm{271}}^1$

素因数の和:294

約数の個数: 40

約数和(自身を含む): 1315392

約数和(自身を除く): 773392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 271, 400, 500, 542, 1000, 1084, 1355, 2000, 2168, 2710, 4336, 5420, 6775, 10840, 13550, 21680, 27100, 33875, 54200, 67750, 108400, 135500, 271000, 542000]

約数ペア:

[(1, 542000), (2, 271000), (4, 135500), (5, 108400), (8, 67750), (10, 54200), (16, 33875), (20, 27100), (25, 21680), (40, 13550), (50, 10840), (80, 6775), (100, 5420), (125, 4336), (200, 2710), (250, 2168), (271, 2000), (400, 1355), (500, 1084), (542, 1000)]