2198660

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2339}}^1$

素因数の和:2395

約数の個数: 24

約数和(自身を含む): 4717440

約数和(自身を除く): 2518780

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2339, 4678, 9356, 11695, 23390, 46780, 109933, 219866, 439732, 549665, 1099330, 2198660]

約数ペア:

[(1, 2198660), (2, 1099330), (4, 549665), (5, 439732), (10, 219866), (20, 109933), (47, 46780), (94, 23390), (188, 11695), (235, 9356), (470, 4678), (940, 2339)]