12669500

素因数分解:

$2^2\times 5^3\times {\mathrm{25339}}^1$

素因数の和:25358

約数の個数: 24

約数和(自身を含む): 27671280

約数和(自身を除く): 15001780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 25339, 50678, 101356, 126695, 253390, 506780, 633475, 1266950, 2533900, 3167375, 6334750, 12669500]

約数ペア:

[(1, 12669500), (2, 6334750), (4, 3167375), (5, 2533900), (10, 1266950), (20, 633475), (25, 506780), (50, 253390), (100, 126695), (125, 101356), (250, 50678), (500, 25339)]