9982840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 25997760

約数和(自身を除く): 16014920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 280, 353, 404, 505, 706, 707, 808, 1010, 1412, 1414, 1765, 2020, 2471, 2824, 2828, 3530, 3535, 4040, 4942, 5656, 7060, 7070, 9884, 12355, 14120, 14140, 19768, 24710, 28280, 35653, 49420, 71306, 98840, 142612, 178265, 249571, 285224, 356530, 499142, 713060, 998284, 1247855, 1426120, 1996568, 2495710, 4991420, 9982840]

約数ペア:

[(1, 9982840), (2, 4991420), (4, 2495710), (5, 1996568), (7, 1426120), (8, 1247855), (10, 998284), (14, 713060), (20, 499142), (28, 356530), (35, 285224), (40, 249571), (56, 178265), (70, 142612), (101, 98840), (140, 71306), (202, 49420), (280, 35653), (353, 28280), (404, 24710), (505, 19768), (706, 14140), (707, 14120), (808, 12355), (1010, 9884), (1412, 7070), (1414, 7060), (1765, 5656), (2020, 4942), (2471, 4040), (2824, 3535), (2828, 3530)]