19008500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{5431}}^1$

素因数の和:5457

約数の個数: 48

約数和(自身を含む): 47453952

約数和(自身を除く): 28445452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 5431, 10862, 21724, 27155, 38017, 54310, 76034, 108620, 135775, 152068, 190085, 271550, 380170, 543100, 678875, 760340, 950425, 1357750, 1900850, 2715500, 3801700, 4752125, 9504250, 19008500]

約数ペア:

[(1, 19008500), (2, 9504250), (4, 4752125), (5, 3801700), (7, 2715500), (10, 1900850), (14, 1357750), (20, 950425), (25, 760340), (28, 678875), (35, 543100), (50, 380170), (70, 271550), (100, 190085), (125, 152068), (140, 135775), (175, 108620), (250, 76034), (350, 54310), (500, 38017), (700, 27155), (875, 21724), (1750, 10862), (3500, 5431)]