12128740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46649}}^1$

素因数の和:46671

約数の個数: 24

約数和(自身を含む): 27430200

約数和(自身を除く): 15301460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 46649, 93298, 186596, 233245, 466490, 606437, 932980, 1212874, 2425748, 3032185, 6064370, 12128740]

約数ペア:

[(1, 12128740), (2, 6064370), (4, 3032185), (5, 2425748), (10, 1212874), (13, 932980), (20, 606437), (26, 466490), (52, 233245), (65, 186596), (130, 93298), (260, 46649)]