2623180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 6463296

約数和(自身を除く): 3840116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 457, 574, 820, 914, 1148, 1435, 1828, 2285, 2870, 3199, 4570, 5740, 6398, 9140, 12796, 15995, 18737, 31990, 37474, 63980, 74948, 93685, 131159, 187370, 262318, 374740, 524636, 655795, 1311590, 2623180]

約数ペア:

[(1, 2623180), (2, 1311590), (4, 655795), (5, 524636), (7, 374740), (10, 262318), (14, 187370), (20, 131159), (28, 93685), (35, 74948), (41, 63980), (70, 37474), (82, 31990), (140, 18737), (164, 15995), (205, 12796), (287, 9140), (410, 6398), (457, 5740), (574, 4570), (820, 3199), (914, 2870), (1148, 2285), (1435, 1828)]