189037840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{124367}}^1$

素因数の和:124399

約数の個数: 40

約数和(自身を含む): 462648960

約数和(自身を除く): 273611120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 124367, 248734, 497468, 621835, 994936, 1243670, 1989872, 2362973, 2487340, 4725946, 4974680, 9451892, 9949360, 11814865, 18903784, 23629730, 37807568, 47259460, 94518920, 189037840]

約数ペア:

[(1, 189037840), (2, 94518920), (4, 47259460), (5, 37807568), (8, 23629730), (10, 18903784), (16, 11814865), (19, 9949360), (20, 9451892), (38, 4974680), (40, 4725946), (76, 2487340), (80, 2362973), (95, 1989872), (152, 1243670), (190, 994936), (304, 621835), (380, 497468), (760, 248734), (1520, 124367)]