38989360

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11887}}^1$

素因数の和:11941

約数の個数: 40

約数和(自身を含む): 92869056

約数和(自身を除く): 53879696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 11887, 23774, 47548, 59435, 95096, 118870, 190192, 237740, 475480, 487367, 950960, 974734, 1949468, 2436835, 3898936, 4873670, 7797872, 9747340, 19494680, 38989360]

約数ペア:

[(1, 38989360), (2, 19494680), (4, 9747340), (5, 7797872), (8, 4873670), (10, 3898936), (16, 2436835), (20, 1949468), (40, 974734), (41, 950960), (80, 487367), (82, 475480), (164, 237740), (205, 190192), (328, 118870), (410, 95096), (656, 59435), (820, 47548), (1640, 23774), (3280, 11887)]