79716880

素因数分解:

$2^4\times 5^1\times {\mathrm{996461}}^1$

素因数の和:996474

約数の個数: 20

約数和(自身を含む): 185341932

約数和(自身を除く): 105625052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 996461, 1992922, 3985844, 4982305, 7971688, 9964610, 15943376, 19929220, 39858440, 79716880]

約数ペア:

[(1, 79716880), (2, 39858440), (4, 19929220), (5, 15943376), (8, 9964610), (10, 7971688), (16, 4982305), (20, 3985844), (40, 1992922), (80, 996461)]