73687280

素因数分解:

$2^4\times 5^1\times {\mathrm{921091}}^1$

素因数の和:921104

約数の個数: 20

約数和(自身を含む): 171323112

約数和(自身を除く): 97635832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 921091, 1842182, 3684364, 4605455, 7368728, 9210910, 14737456, 18421820, 36843640, 73687280]

約数ペア:

[(1, 73687280), (2, 36843640), (4, 18421820), (5, 14737456), (8, 9210910), (10, 7368728), (16, 4605455), (20, 3684364), (40, 1842182), (80, 921091)]