26406980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10079}}^1$

素因数の和:10219

約数の個数: 24

約数和(自身を含む): 55883520

約数和(自身を除く): 29476540

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 10079, 20158, 40316, 50395, 100790, 201580, 1320349, 2640698, 5281396, 6601745, 13203490, 26406980]

約数ペア:

[(1, 26406980), (2, 13203490), (4, 6601745), (5, 5281396), (10, 2640698), (20, 1320349), (131, 201580), (262, 100790), (524, 50395), (655, 40316), (1310, 20158), (2620, 10079)]