68119780

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{14251}}^1$

素因数の和:14499

約数の個数: 24

約数和(自身を含む): 143660160

約数和(自身を除く): 75540380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 14251, 28502, 57004, 71255, 142510, 285020, 3405989, 6811978, 13623956, 17029945, 34059890, 68119780]

約数ペア:

[(1, 68119780), (2, 34059890), (4, 17029945), (5, 13623956), (10, 6811978), (20, 3405989), (239, 285020), (478, 142510), (956, 71255), (1195, 57004), (2390, 28502), (4780, 14251)]