19142260

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5347}}^1$

素因数の和:5535

約数の個数: 24

約数和(自身を含む): 40430880

約数和(自身を除く): 21288620

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 5347, 10694, 21388, 26735, 53470, 106940, 957113, 1914226, 3828452, 4785565, 9571130, 19142260]

約数ペア:

[(1, 19142260), (2, 9571130), (4, 4785565), (5, 3828452), (10, 1914226), (20, 957113), (179, 106940), (358, 53470), (716, 26735), (895, 21388), (1790, 10694), (3580, 5347)]