4967500

素因数分解:

$2^2\times 5^4\times {\mathrm{1987}}^1$

素因数の和:2011

約数の個数: 30

約数和(自身を含む): 10868396

約数和(自身を除く): 5900896

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 1987, 2500, 3974, 7948, 9935, 19870, 39740, 49675, 99350, 198700, 248375, 496750, 993500, 1241875, 2483750, 4967500]

約数ペア:

[(1, 4967500), (2, 2483750), (4, 1241875), (5, 993500), (10, 496750), (20, 248375), (25, 198700), (50, 99350), (100, 49675), (125, 39740), (250, 19870), (500, 9935), (625, 7948), (1250, 3974), (1987, 2500)]