20440255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{6299}}^1$

素因数の和:6374

約数の個数: 16

約数和(自身を含む): 27216000

約数和(自身を除く): 6775745

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 6299, 31495, 69289, 346445, 371641, 1858205, 4088051, 20440255]

約数ペア:

[(1, 20440255), (5, 4088051), (11, 1858205), (55, 371641), (59, 346445), (295, 69289), (649, 31495), (3245, 6299)]