98130820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{919}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 217929600

約数和(自身を除く): 119798780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 281, 380, 562, 919, 1124, 1405, 1838, 2810, 3676, 4595, 5339, 5620, 9190, 10678, 17461, 18380, 21356, 26695, 34922, 53390, 69844, 87305, 106780, 174610, 258239, 349220, 516478, 1032956, 1291195, 2582390, 4906541, 5164780, 9813082, 19626164, 24532705, 49065410, 98130820]

約数ペア:

[(1, 98130820), (2, 49065410), (4, 24532705), (5, 19626164), (10, 9813082), (19, 5164780), (20, 4906541), (38, 2582390), (76, 1291195), (95, 1032956), (190, 516478), (281, 349220), (380, 258239), (562, 174610), (919, 106780), (1124, 87305), (1405, 69844), (1838, 53390), (2810, 34922), (3676, 26695), (4595, 21356), (5339, 18380), (5620, 17461), (9190, 10678)]