2759540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 6918912

約数和(自身を除く): 4159372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 857, 1610, 1714, 3220, 3428, 4285, 5999, 8570, 11998, 17140, 19711, 23996, 29995, 39422, 59990, 78844, 98555, 119980, 137977, 197110, 275954, 394220, 551908, 689885, 1379770, 2759540]

約数ペア:

[(1, 2759540), (2, 1379770), (4, 689885), (5, 551908), (7, 394220), (10, 275954), (14, 197110), (20, 137977), (23, 119980), (28, 98555), (35, 78844), (46, 59990), (70, 39422), (92, 29995), (115, 23996), (140, 19711), (161, 17140), (230, 11998), (322, 8570), (460, 5999), (644, 4285), (805, 3428), (857, 3220), (1610, 1714)]