57607280

素因数分解:

$2^4\times 5^1\times {\mathrm{720091}}^1$

素因数の和:720104

約数の個数: 20

約数和(自身を含む): 133937112

約数和(自身を除く): 76329832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 720091, 1440182, 2880364, 3600455, 5760728, 7200910, 11521456, 14401820, 28803640, 57607280]

約数ペア:

[(1, 57607280), (2, 28803640), (4, 14401820), (5, 11521456), (8, 7200910), (10, 5760728), (16, 3600455), (20, 2880364), (40, 1440182), (80, 720091)]