84411280

素因数分解:

$2^4\times 5^1\times {\mathrm{1055141}}^1$

素因数の和:1055154

約数の個数: 20

約数和(自身を含む): 196256412

約数和(自身を除く): 111845132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1055141, 2110282, 4220564, 5275705, 8441128, 10551410, 16882256, 21102820, 42205640, 84411280]

約数ペア:

[(1, 84411280), (2, 42205640), (4, 21102820), (5, 16882256), (8, 10551410), (10, 8441128), (16, 5275705), (20, 4220564), (40, 2110282), (80, 1055141)]