3213980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2087}}^1$

素因数の和:2114

約数の個数: 48

約数和(自身を含む): 8418816

約数和(自身を除く): 5204836

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 2087, 4174, 8348, 10435, 14609, 20870, 22957, 29218, 41740, 45914, 58436, 73045, 91828, 114785, 146090, 160699, 229570, 292180, 321398, 459140, 642796, 803495, 1606990, 3213980]

約数ペア:

[(1, 3213980), (2, 1606990), (4, 803495), (5, 642796), (7, 459140), (10, 321398), (11, 292180), (14, 229570), (20, 160699), (22, 146090), (28, 114785), (35, 91828), (44, 73045), (55, 58436), (70, 45914), (77, 41740), (110, 29218), (140, 22957), (154, 20870), (220, 14609), (308, 10435), (385, 8348), (770, 4174), (1540, 2087)]