2612820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{6221}}^1$

素因数の和:6240

約数の個数: 48

約数和(自身を含む): 8362368

約数和(自身を除く): 5749548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 6221, 12442, 18663, 24884, 31105, 37326, 43547, 62210, 74652, 87094, 93315, 124420, 130641, 174188, 186630, 217735, 261282, 373260, 435470, 522564, 653205, 870940, 1306410, 2612820]

約数ペア:

[(1, 2612820), (2, 1306410), (3, 870940), (4, 653205), (5, 522564), (6, 435470), (7, 373260), (10, 261282), (12, 217735), (14, 186630), (15, 174188), (20, 130641), (21, 124420), (28, 93315), (30, 87094), (35, 74652), (42, 62210), (60, 43547), (70, 37326), (84, 31105), (105, 24884), (140, 18663), (210, 12442), (420, 6221)]