20933500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{5981}}^1$

素因数の和:6007

約数の個数: 48

約数和(自身を含む): 52258752

約数和(自身を除く): 31325252

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, 5981, 11962, 23924, 29905, 41867, 59810, 83734, 119620, 149525, 167468, 209335, 299050, 418670, 598100, 747625, 837340, 1046675, 1495250, 2093350, 2990500, 4186700, 5233375, 10466750, 20933500]

約数ペア:

[(1, 20933500), (2, 10466750), (4, 5233375), (5, 4186700), (7, 2990500), (10, 2093350), (14, 1495250), (20, 1046675), (25, 837340), (28, 747625), (35, 598100), (50, 418670), (70, 299050), (100, 209335), (125, 167468), (140, 149525), (175, 119620), (250, 83734), (350, 59810), (500, 41867), (700, 29905), (875, 23924), (1750, 11962), (3500, 5981)]