1788940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3889}}^1$

素因数の和:3921

約数の個数: 24

約数和(自身を含む): 3921120

約数和(自身を除く): 2132180

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 3889, 7778, 15556, 19445, 38890, 77780, 89447, 178894, 357788, 447235, 894470, 1788940]

約数ペア:

[(1, 1788940), (2, 894470), (4, 447235), (5, 357788), (10, 178894), (20, 89447), (23, 77780), (46, 38890), (92, 19445), (115, 15556), (230, 7778), (460, 3889)]