7998380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30763}}^1$

素因数の和:30785

約数の個数: 24

約数和(自身を含む): 18089232

約数和(自身を除く): 10090852

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 30763, 61526, 123052, 153815, 307630, 399919, 615260, 799838, 1599676, 1999595, 3999190, 7998380]

約数ペア:

[(1, 7998380), (2, 3999190), (4, 1999595), (5, 1599676), (10, 799838), (13, 615260), (20, 399919), (26, 307630), (52, 153815), (65, 123052), (130, 61526), (260, 30763)]