38194420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1249}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 88200000

約数和(自身を除く): 50005580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1249, 1390, 1529, 2498, 2780, 3058, 4996, 6116, 6245, 7645, 12490, 13739, 15290, 24980, 27478, 30580, 54956, 68695, 137390, 173611, 274780, 347222, 694444, 868055, 1736110, 1909721, 3472220, 3819442, 7638884, 9548605, 19097210, 38194420]

約数ペア:

[(1, 38194420), (2, 19097210), (4, 9548605), (5, 7638884), (10, 3819442), (11, 3472220), (20, 1909721), (22, 1736110), (44, 868055), (55, 694444), (110, 347222), (139, 274780), (220, 173611), (278, 137390), (556, 68695), (695, 54956), (1249, 30580), (1390, 27478), (1529, 24980), (2498, 15290), (2780, 13739), (3058, 12490), (4996, 7645), (6116, 6245)]