3215660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 7827456

約数和(自身を除く): 4611796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 223, 412, 446, 515, 721, 892, 1030, 1115, 1442, 1561, 2060, 2230, 2884, 3122, 3605, 4460, 6244, 7210, 7805, 14420, 15610, 22969, 31220, 45938, 91876, 114845, 160783, 229690, 321566, 459380, 643132, 803915, 1607830, 3215660]

約数ペア:

[(1, 3215660), (2, 1607830), (4, 803915), (5, 643132), (7, 459380), (10, 321566), (14, 229690), (20, 160783), (28, 114845), (35, 91876), (70, 45938), (103, 31220), (140, 22969), (206, 15610), (223, 14420), (412, 7805), (446, 7210), (515, 6244), (721, 4460), (892, 3605), (1030, 3122), (1115, 2884), (1442, 2230), (1561, 2060)]