39795140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25841}}^1$

素因数の和:25868

約数の個数: 48

約数和(自身を含む): 104194944

約数和(自身を除く): 64399804

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, 25841, 51682, 103364, 129205, 180887, 258410, 284251, 361774, 516820, 568502, 723548, 904435, 1137004, 1421255, 1808870, 1989757, 2842510, 3617740, 3979514, 5685020, 7959028, 9948785, 19897570, 39795140]

約数ペア:

[(1, 39795140), (2, 19897570), (4, 9948785), (5, 7959028), (7, 5685020), (10, 3979514), (11, 3617740), (14, 2842510), (20, 1989757), (22, 1808870), (28, 1421255), (35, 1137004), (44, 904435), (55, 723548), (70, 568502), (77, 516820), (110, 361774), (140, 284251), (154, 258410), (220, 180887), (308, 129205), (385, 103364), (770, 51682), (1540, 25841)]