67209880

素因数分解:

$2^3\times 5^1\times {\mathrm{1680247}}^1$

素因数の和:1680258

約数の個数: 16

約数和(自身を含む): 151222320

約数和(自身を除く): 84012440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1680247, 3360494, 6720988, 8401235, 13441976, 16802470, 33604940, 67209880]

約数ペア:

[(1, 67209880), (2, 33604940), (4, 16802470), (5, 13441976), (8, 8401235), (10, 6720988), (20, 3360494), (40, 1680247)]