40787908

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1783}}^1$

素因数の和:1856

約数の個数: 48

約数和(自身を含む): 87915520

約数和(自身を除く): 47127612

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 1204, 1634, 1783, 3268, 3566, 5719, 7132, 11438, 12481, 22876, 24962, 33877, 49924, 67754, 76669, 135508, 153338, 237139, 306676, 474278, 536683, 948556, 1073366, 1456711, 2146732, 2913422, 5826844, 10196977, 20393954, 40787908]

約数ペア:

[(1, 40787908), (2, 20393954), (4, 10196977), (7, 5826844), (14, 2913422), (19, 2146732), (28, 1456711), (38, 1073366), (43, 948556), (76, 536683), (86, 474278), (133, 306676), (172, 237139), (266, 153338), (301, 135508), (532, 76669), (602, 67754), (817, 49924), (1204, 33877), (1634, 24962), (1783, 22876), (3268, 12481), (3566, 11438), (5719, 7132)]