274969420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1249861}}^1$

素因数の和:1249881

約数の個数: 24

約数和(自身を含む): 629930448

約数和(自身を除く): 354961028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1249861, 2499722, 4999444, 6249305, 12498610, 13748471, 24997220, 27496942, 54993884, 68742355, 137484710, 274969420]

約数ペア:

[(1, 274969420), (2, 137484710), (4, 68742355), (5, 54993884), (10, 27496942), (11, 24997220), (20, 13748471), (22, 12498610), (44, 6249305), (55, 4999444), (110, 2499722), (220, 1249861)]