87612340

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{45161}}^1$

素因数の和:45267

約数の個数: 24

約数和(自身を含む): 185886792

約数和(自身を除く): 98274452

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 45161, 90322, 180644, 225805, 451610, 903220, 4380617, 8761234, 17522468, 21903085, 43806170, 87612340]

約数ペア:

[(1, 87612340), (2, 43806170), (4, 21903085), (5, 17522468), (10, 8761234), (20, 4380617), (97, 903220), (194, 451610), (388, 225805), (485, 180644), (970, 90322), (1940, 45161)]