54045980

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{19441}}^1$

素因数の和:19589

約数の個数: 24

約数和(自身を含む): 114318960

約数和(自身を除く): 60272980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 19441, 38882, 77764, 97205, 194410, 388820, 2702299, 5404598, 10809196, 13511495, 27022990, 54045980]

約数ペア:

[(1, 54045980), (2, 27022990), (4, 13511495), (5, 10809196), (10, 5404598), (20, 2702299), (139, 388820), (278, 194410), (556, 97205), (695, 77764), (1390, 38882), (2780, 19441)]