40257140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26141}}^1$

素因数の和:26168

約数の個数: 48

約数和(自身を含む): 105404544

約数和(自身を除く): 65147404

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, 26141, 52282, 104564, 130705, 182987, 261410, 287551, 365974, 522820, 575102, 731948, 914935, 1150204, 1437755, 1829870, 2012857, 2875510, 3659740, 4025714, 5751020, 8051428, 10064285, 20128570, 40257140]

約数ペア:

[(1, 40257140), (2, 20128570), (4, 10064285), (5, 8051428), (7, 5751020), (10, 4025714), (11, 3659740), (14, 2875510), (20, 2012857), (22, 1829870), (28, 1437755), (35, 1150204), (44, 914935), (55, 731948), (70, 575102), (77, 522820), (110, 365974), (140, 287551), (154, 261410), (220, 182987), (308, 130705), (385, 104564), (770, 52282), (1540, 26141)]