68688580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149323}}^1$

素因数の和:149355

約数の個数: 24

約数和(自身を含む): 150518592

約数和(自身を除く): 81830012

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 149323, 298646, 597292, 746615, 1493230, 2986460, 3434429, 6868858, 13737716, 17172145, 34344290, 68688580]

約数ペア:

[(1, 68688580), (2, 34344290), (4, 17172145), (5, 13737716), (10, 6868858), (20, 3434429), (23, 2986460), (46, 1493230), (92, 746615), (115, 597292), (230, 298646), (460, 149323)]