12870760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1069}}^1$

素因数の和:1130

約数の個数: 64

約数和(自身を含む): 33897600

約数和(自身を除く): 21026840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1069, 1204, 1505, 1720, 2138, 2408, 3010, 4276, 5345, 6020, 7483, 8552, 10690, 12040, 14966, 21380, 29932, 37415, 42760, 45967, 59864, 74830, 91934, 149660, 183868, 229835, 299320, 321769, 367736, 459670, 643538, 919340, 1287076, 1608845, 1838680, 2574152, 3217690, 6435380, 12870760]

約数ペア:

[(1, 12870760), (2, 6435380), (4, 3217690), (5, 2574152), (7, 1838680), (8, 1608845), (10, 1287076), (14, 919340), (20, 643538), (28, 459670), (35, 367736), (40, 321769), (43, 299320), (56, 229835), (70, 183868), (86, 149660), (140, 91934), (172, 74830), (215, 59864), (280, 45967), (301, 42760), (344, 37415), (430, 29932), (602, 21380), (860, 14966), (1069, 12040), (1204, 10690), (1505, 8552), (1720, 7483), (2138, 6020), (2408, 5345), (3010, 4276)]