16155860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{115399}}^1$

素因数の和:115415

約数の個数: 24

約数和(自身を含む): 38774400

約数和(自身を除く): 22618540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 115399, 230798, 461596, 576995, 807793, 1153990, 1615586, 2307980, 3231172, 4038965, 8077930, 16155860]

約数ペア:

[(1, 16155860), (2, 8077930), (4, 4038965), (5, 3231172), (7, 2307980), (10, 1615586), (14, 1153990), (20, 807793), (28, 576995), (35, 461596), (70, 230798), (140, 115399)]