108291280

素因数分解:

$2^4\times 5^1\times {\mathrm{1353641}}^1$

素因数の和:1353654

約数の個数: 20

約数和(自身を含む): 251777412

約数和(自身を除く): 143486132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1353641, 2707282, 5414564, 6768205, 10829128, 13536410, 21658256, 27072820, 54145640, 108291280]

約数ペア:

[(1, 108291280), (2, 54145640), (4, 27072820), (5, 21658256), (8, 13536410), (10, 10829128), (16, 6768205), (20, 5414564), (40, 2707282), (80, 1353641)]