31376080

素因数分解:

$2^4\times 5^1\times {\mathrm{392201}}^1$

素因数の和:392214

約数の個数: 20

約数和(自身を含む): 72949572

約数和(自身を除く): 41573492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 392201, 784402, 1568804, 1961005, 3137608, 3922010, 6275216, 7844020, 15688040, 31376080]

約数ペア:

[(1, 31376080), (2, 15688040), (4, 7844020), (5, 6275216), (8, 3922010), (10, 3137608), (16, 1961005), (20, 1568804), (40, 784402), (80, 392201)]