27890590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30649}}^1$

素因数の和:30676

約数の個数: 32

約数和(自身を含む): 61790400

約数和(自身を除く): 33899810

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 30649, 61298, 153245, 214543, 306490, 398437, 429086, 796874, 1072715, 1992185, 2145430, 2789059, 3984370, 5578118, 13945295, 27890590]

約数ペア:

[(1, 27890590), (2, 13945295), (5, 5578118), (7, 3984370), (10, 2789059), (13, 2145430), (14, 1992185), (26, 1072715), (35, 796874), (65, 429086), (70, 398437), (91, 306490), (130, 214543), (182, 153245), (455, 61298), (910, 30649)]