79286420

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{3001}}^1$

素因数の和:4331

約数の個数: 24

約数和(自身を含む): 166683048

約数和(自身を除く): 87396628

約数列:

[1, 2, 4, 5, 10, 20, 1321, 2642, 3001, 5284, 6002, 6605, 12004, 13210, 15005, 26420, 30010, 60020, 3964321, 7928642, 15857284, 19821605, 39643210, 79286420]

約数ペア:

[(1, 79286420), (2, 39643210), (4, 19821605), (5, 15857284), (10, 7928642), (20, 3964321), (1321, 60020), (2642, 30010), (3001, 26420), (5284, 15005), (6002, 13210), (6605, 12004)]