54570640

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1367}}^1$

素因数の和:1879

約数の個数: 40

約数和(自身を含む): 127224000

約数和(自身を除く): 72653360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1367, 1996, 2495, 2734, 3992, 4990, 5468, 6835, 7984, 9980, 10936, 13670, 19960, 21872, 27340, 39920, 54680, 109360, 682133, 1364266, 2728532, 3410665, 5457064, 6821330, 10914128, 13642660, 27285320, 54570640]

約数ペア:

[(1, 54570640), (2, 27285320), (4, 13642660), (5, 10914128), (8, 6821330), (10, 5457064), (16, 3410665), (20, 2728532), (40, 1364266), (80, 682133), (499, 109360), (998, 54680), (1367, 39920), (1996, 27340), (2495, 21872), (2734, 19960), (3992, 13670), (4990, 10936), (5468, 9980), (6835, 7984)]