7897400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{5641}}^1$

素因数の和:5664

約数の個数: 48

約数和(自身を含む): 20988240

約数和(自身を除く): 13090840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 5641, 11282, 22564, 28205, 39487, 45128, 56410, 78974, 112820, 141025, 157948, 197435, 225640, 282050, 315896, 394870, 564100, 789740, 987175, 1128200, 1579480, 1974350, 3948700, 7897400]

約数ペア:

[(1, 7897400), (2, 3948700), (4, 1974350), (5, 1579480), (7, 1128200), (8, 987175), (10, 789740), (14, 564100), (20, 394870), (25, 315896), (28, 282050), (35, 225640), (40, 197435), (50, 157948), (56, 141025), (70, 112820), (100, 78974), (140, 56410), (175, 45128), (200, 39487), (280, 28205), (350, 22564), (700, 11282), (1400, 5641)]