13424620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 31046400

約数和(自身を除く): 17621780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 439, 556, 695, 878, 1390, 1529, 1756, 2195, 2780, 3058, 4390, 4829, 6116, 7645, 8780, 9658, 15290, 19316, 24145, 30580, 48290, 61021, 96580, 122042, 244084, 305105, 610210, 671231, 1220420, 1342462, 2684924, 3356155, 6712310, 13424620]

約数ペア:

[(1, 13424620), (2, 6712310), (4, 3356155), (5, 2684924), (10, 1342462), (11, 1220420), (20, 671231), (22, 610210), (44, 305105), (55, 244084), (110, 122042), (139, 96580), (220, 61021), (278, 48290), (439, 30580), (556, 24145), (695, 19316), (878, 15290), (1390, 9658), (1529, 8780), (1756, 7645), (2195, 6116), (2780, 4829), (3058, 4390)]