26386540

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12809}}^1$

素因数の和:12921

約数の個数: 24

約数和(自身を含む): 55954080

約数和(自身を除く): 29567540

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 12809, 25618, 51236, 64045, 128090, 256180, 1319327, 2638654, 5277308, 6596635, 13193270, 26386540]

約数ペア:

[(1, 26386540), (2, 13193270), (4, 6596635), (5, 5277308), (10, 2638654), (20, 1319327), (103, 256180), (206, 128090), (412, 64045), (515, 51236), (1030, 25618), (2060, 12809)]