223851280

素因数分解:

$2^4\times 5^1\times {\mathrm{2798141}}^1$

素因数の和:2798154

約数の個数: 20

約数和(自身を含む): 520454412

約数和(自身を除く): 296603132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2798141, 5596282, 11192564, 13990705, 22385128, 27981410, 44770256, 55962820, 111925640, 223851280]

約数ペア:

[(1, 223851280), (2, 111925640), (4, 55962820), (5, 44770256), (8, 27981410), (10, 22385128), (16, 13990705), (20, 11192564), (40, 5596282), (80, 2798141)]