212940772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{941}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 420960960

約数和(自身を除く): 208020188

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 139, 148, 278, 407, 556, 814, 941, 1529, 1628, 1882, 3058, 3764, 5143, 6116, 10286, 10351, 20572, 20702, 34817, 41404, 56573, 69634, 113146, 130799, 139268, 226292, 261598, 382987, 523196, 765974, 1438789, 1531948, 2877578, 4839563, 5755156, 9679126, 19358252, 53235193, 106470386, 212940772]

約数ペア:

[(1, 212940772), (2, 106470386), (4, 53235193), (11, 19358252), (22, 9679126), (37, 5755156), (44, 4839563), (74, 2877578), (139, 1531948), (148, 1438789), (278, 765974), (407, 523196), (556, 382987), (814, 261598), (941, 226292), (1529, 139268), (1628, 130799), (1882, 113146), (3058, 69634), (3764, 56573), (5143, 41404), (6116, 34817), (10286, 20702), (10351, 20572)]