123048880

素因数分解:

$2^4\times 5^1\times {\mathrm{1538111}}^1$

素因数の和:1538124

約数の個数: 20

約数和(自身を含む): 286088832

約数和(自身を除く): 163039952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1538111, 3076222, 6152444, 7690555, 12304888, 15381110, 24609776, 30762220, 61524440, 123048880]

約数ペア:

[(1, 123048880), (2, 61524440), (4, 30762220), (5, 24609776), (8, 15381110), (10, 12304888), (16, 7690555), (20, 6152444), (40, 3076222), (80, 1538111)]