40809700130

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{20507387}}^1$

素因数の和:20507593

約数の個数: 16

約数和(自身を含む): 73826596800

約数和(自身を除く): 33016896670

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 20507387, 41014774, 102536935, 205073870, 4080970013, 8161940026, 20404850065, 40809700130]

約数ペア:

[(1, 40809700130), (2, 20404850065), (5, 8161940026), (10, 4080970013), (199, 205073870), (398, 102536935), (995, 41014774), (1990, 20507387)]