121429220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{551951}}^1$

素因数の和:551971

約数の個数: 24

約数和(自身を含む): 278183808

約数和(自身を除く): 156754588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 551951, 1103902, 2207804, 2759755, 5519510, 6071461, 11039020, 12142922, 24285844, 30357305, 60714610, 121429220]

約数ペア:

[(1, 121429220), (2, 60714610), (4, 30357305), (5, 24285844), (10, 12142922), (11, 11039020), (20, 6071461), (22, 5519510), (44, 2759755), (55, 2207804), (110, 1103902), (220, 551951)]