3742000

素因数分解:

$2^4\times 5^3\times {\mathrm{1871}}^1$

素因数の和:1894

約数の個数: 40

約数和(自身を含む): 9052992

約数和(自身を除く): 5310992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 1871, 2000, 3742, 7484, 9355, 14968, 18710, 29936, 37420, 46775, 74840, 93550, 149680, 187100, 233875, 374200, 467750, 748400, 935500, 1871000, 3742000]

約数ペア:

[(1, 3742000), (2, 1871000), (4, 935500), (5, 748400), (8, 467750), (10, 374200), (16, 233875), (20, 187100), (25, 149680), (40, 93550), (50, 74840), (80, 46775), (100, 37420), (125, 29936), (200, 18710), (250, 14968), (400, 9355), (500, 7484), (1000, 3742), (1871, 2000)]