8208380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21601}}^1$

素因数の和:21629

約数の個数: 24

約数和(自身を含む): 18145680

約数和(自身を除く): 9937300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 21601, 43202, 86404, 108005, 216010, 410419, 432020, 820838, 1641676, 2052095, 4104190, 8208380]

約数ペア:

[(1, 8208380), (2, 4104190), (4, 2052095), (5, 1641676), (10, 820838), (19, 432020), (20, 410419), (38, 216010), (76, 108005), (95, 86404), (190, 43202), (380, 21601)]