13248880

素因数分解:

$2^4\times 5^1\times {\mathrm{165611}}^1$

素因数の和:165624

約数の個数: 20

約数和(自身を含む): 30803832

約数和(自身を除く): 17554952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 165611, 331222, 662444, 828055, 1324888, 1656110, 2649776, 3312220, 6624440, 13248880]

約数ペア:

[(1, 13248880), (2, 6624440), (4, 3312220), (5, 2649776), (8, 1656110), (10, 1324888), (16, 828055), (20, 662444), (40, 331222), (80, 165611)]