188259740

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{21739}}^1$

素因数の和:22181

約数の個数: 24

約数和(自身を含む): 396276720

約数和(自身を除く): 208016980

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 4330, 8660, 21739, 43478, 86956, 108695, 217390, 434780, 9412987, 18825974, 37651948, 47064935, 94129870, 188259740]

約数ペア:

[(1, 188259740), (2, 94129870), (4, 47064935), (5, 37651948), (10, 18825974), (20, 9412987), (433, 434780), (866, 217390), (1732, 108695), (2165, 86956), (4330, 43478), (8660, 21739)]