253945940

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{92681}}^1$

素因数の和:92827

約数の個数: 24

約数和(自身を含む): 537184872

約数和(自身を除く): 283238932

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 92681, 185362, 370724, 463405, 926810, 1853620, 12697297, 25394594, 50789188, 63486485, 126972970, 253945940]

約数ペア:

[(1, 253945940), (2, 126972970), (4, 63486485), (5, 50789188), (10, 25394594), (20, 12697297), (137, 1853620), (274, 926810), (548, 463405), (685, 370724), (1370, 185362), (2740, 92681)]