73685420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{919}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 163833600

約数和(自身を除く): 90148180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 211, 380, 422, 844, 919, 1055, 1838, 2110, 3676, 4009, 4220, 4595, 8018, 9190, 16036, 17461, 18380, 20045, 34922, 40090, 69844, 80180, 87305, 174610, 193909, 349220, 387818, 775636, 969545, 1939090, 3684271, 3878180, 7368542, 14737084, 18421355, 36842710, 73685420]

約数ペア:

[(1, 73685420), (2, 36842710), (4, 18421355), (5, 14737084), (10, 7368542), (19, 3878180), (20, 3684271), (38, 1939090), (76, 969545), (95, 775636), (190, 387818), (211, 349220), (380, 193909), (422, 174610), (844, 87305), (919, 80180), (1055, 69844), (1838, 40090), (2110, 34922), (3676, 20045), (4009, 18380), (4220, 17461), (4595, 16036), (8018, 9190)]