1742020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 4370688

約数和(自身を除く): 2628668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 541, 644, 805, 1082, 1610, 2164, 2705, 3220, 3787, 5410, 7574, 10820, 12443, 15148, 18935, 24886, 37870, 49772, 62215, 75740, 87101, 124430, 174202, 248860, 348404, 435505, 871010, 1742020]

約数ペア:

[(1, 1742020), (2, 871010), (4, 435505), (5, 348404), (7, 248860), (10, 174202), (14, 124430), (20, 87101), (23, 75740), (28, 62215), (35, 49772), (46, 37870), (70, 24886), (92, 18935), (115, 15148), (140, 12443), (161, 10820), (230, 7574), (322, 5410), (460, 3787), (541, 3220), (644, 2705), (805, 2164), (1082, 1610)]