19471600

素因数分解:

$2^4\times 5^2\times {\mathrm{48679}}^1$

素因数の和:48697

約数の個数: 30

約数和(自身を含む): 46781480

約数和(自身を除く): 27309880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 48679, 97358, 194716, 243395, 389432, 486790, 778864, 973580, 1216975, 1947160, 2433950, 3894320, 4867900, 9735800, 19471600]

約数ペア:

[(1, 19471600), (2, 9735800), (4, 4867900), (5, 3894320), (8, 2433950), (10, 1947160), (16, 1216975), (20, 973580), (25, 778864), (40, 486790), (50, 389432), (80, 243395), (100, 194716), (200, 97358), (400, 48679)]