4270280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 11162880

約数和(自身を除く): 6892600

約数列:

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

約数ペア:

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