57209840

素因数分解:

$2^4\times 5^1\times {\mathrm{715123}}^1$

素因数の和:715136

約数の個数: 20

約数和(自身を含む): 133013064

約数和(自身を除く): 75803224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 715123, 1430246, 2860492, 3575615, 5720984, 7151230, 11441968, 14302460, 28604920, 57209840]

約数ペア:

[(1, 57209840), (2, 28604920), (4, 14302460), (5, 11441968), (8, 7151230), (10, 5720984), (16, 3575615), (20, 2860492), (40, 1430246), (80, 715123)]