13209880

素因数分解:

$2^3\times 5^1\times {\mathrm{330247}}^1$

素因数の和:330258

約数の個数: 16

約数和(自身を含む): 29722320

約数和(自身を除く): 16512440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 330247, 660494, 1320988, 1651235, 2641976, 3302470, 6604940, 13209880]

約数ペア:

[(1, 13209880), (2, 6604940), (4, 3302470), (5, 2641976), (8, 1651235), (10, 1320988), (20, 660494), (40, 330247)]