8540560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 23069952

約数和(自身を除く): 14529392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 151, 202, 280, 302, 404, 505, 560, 604, 707, 755, 808, 1010, 1057, 1208, 1414, 1510, 1616, 2020, 2114, 2416, 2828, 3020, 3535, 4040, 4228, 5285, 5656, 6040, 7070, 8080, 8456, 10570, 11312, 12080, 14140, 15251, 16912, 21140, 28280, 30502, 42280, 56560, 61004, 76255, 84560, 106757, 122008, 152510, 213514, 244016, 305020, 427028, 533785, 610040, 854056, 1067570, 1220080, 1708112, 2135140, 4270280, 8540560]

約数ペア:

[(1, 8540560), (2, 4270280), (4, 2135140), (5, 1708112), (7, 1220080), (8, 1067570), (10, 854056), (14, 610040), (16, 533785), (20, 427028), (28, 305020), (35, 244016), (40, 213514), (56, 152510), (70, 122008), (80, 106757), (101, 84560), (112, 76255), (140, 61004), (151, 56560), (202, 42280), (280, 30502), (302, 28280), (404, 21140), (505, 16912), (560, 15251), (604, 14140), (707, 12080), (755, 11312), (808, 10570), (1010, 8456), (1057, 8080), (1208, 7070), (1414, 6040), (1510, 5656), (1616, 5285), (2020, 4228), (2114, 4040), (2416, 3535), (2828, 3020)]