7098280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 18506880

約数和(自身を除く): 11408600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 251, 280, 404, 502, 505, 707, 808, 1004, 1010, 1255, 1414, 1757, 2008, 2020, 2510, 2828, 3514, 3535, 4040, 5020, 5656, 7028, 7070, 8785, 10040, 14056, 14140, 17570, 25351, 28280, 35140, 50702, 70280, 101404, 126755, 177457, 202808, 253510, 354914, 507020, 709828, 887285, 1014040, 1419656, 1774570, 3549140, 7098280]

約数ペア:

[(1, 7098280), (2, 3549140), (4, 1774570), (5, 1419656), (7, 1014040), (8, 887285), (10, 709828), (14, 507020), (20, 354914), (28, 253510), (35, 202808), (40, 177457), (56, 126755), (70, 101404), (101, 70280), (140, 50702), (202, 35140), (251, 28280), (280, 25351), (404, 17570), (502, 14140), (505, 14056), (707, 10040), (808, 8785), (1004, 7070), (1010, 7028), (1255, 5656), (1414, 5020), (1757, 4040), (2008, 3535), (2020, 3514), (2510, 2828)]