1340530820

素因数分解:

$2^2\times 5^1\times {\mathrm{8893}}^1\times {\mathrm{7537}}^1$

素因数の和:16439

約数の個数: 24

約数和(自身を含む): 2815804824

約数和(自身を除く): 1475274004

約数列:

[1, 2, 4, 5, 10, 20, 7537, 8893, 15074, 17786, 30148, 35572, 37685, 44465, 75370, 88930, 150740, 177860, 67026541, 134053082, 268106164, 335132705, 670265410, 1340530820]

約数ペア:

[(1, 1340530820), (2, 670265410), (4, 335132705), (5, 268106164), (10, 134053082), (20, 67026541), (7537, 177860), (8893, 150740), (15074, 88930), (17786, 75370), (30148, 44465), (35572, 37685)]