39900784

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 97493760

約数和(自身を除く): 57592976

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 139, 154, 176, 233, 278, 308, 466, 556, 616, 932, 973, 1112, 1232, 1529, 1631, 1864, 1946, 2224, 2563, 3058, 3262, 3728, 3892, 5126, 6116, 6524, 7784, 10252, 10703, 12232, 13048, 15568, 17941, 20504, 21406, 24464, 26096, 32387, 35882, 41008, 42812, 64774, 71764, 85624, 129548, 143528, 171248, 226709, 259096, 287056, 356257, 453418, 518192, 712514, 906836, 1425028, 1813672, 2493799, 2850056, 3627344, 4987598, 5700112, 9975196, 19950392, 39900784]

約数ペア:

[(1, 39900784), (2, 19950392), (4, 9975196), (7, 5700112), (8, 4987598), (11, 3627344), (14, 2850056), (16, 2493799), (22, 1813672), (28, 1425028), (44, 906836), (56, 712514), (77, 518192), (88, 453418), (112, 356257), (139, 287056), (154, 259096), (176, 226709), (233, 171248), (278, 143528), (308, 129548), (466, 85624), (556, 71764), (616, 64774), (932, 42812), (973, 41008), (1112, 35882), (1232, 32387), (1529, 26096), (1631, 24464), (1864, 21406), (1946, 20504), (2224, 17941), (2563, 15568), (3058, 13048), (3262, 12232), (3728, 10703), (3892, 10252), (5126, 7784), (6116, 6524)]