1820035

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 2520000

約数和(自身を除く): 699965

約数列:

[1, 5, 7, 35, 149, 349, 745, 1043, 1745, 2443, 5215, 12215, 52001, 260005, 364007, 1820035]

約数ペア:

[(1, 1820035), (5, 364007), (7, 260005), (35, 52001), (149, 12215), (349, 5215), (745, 2443), (1043, 1745)]