2585380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 6330240

約数和(自身を除く): 3744860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 313, 413, 590, 626, 826, 1180, 1252, 1565, 1652, 2065, 2191, 3130, 4130, 4382, 6260, 8260, 8764, 10955, 18467, 21910, 36934, 43820, 73868, 92335, 129269, 184670, 258538, 369340, 517076, 646345, 1292690, 2585380]

約数ペア:

[(1, 2585380), (2, 1292690), (4, 646345), (5, 517076), (7, 369340), (10, 258538), (14, 184670), (20, 129269), (28, 92335), (35, 73868), (59, 43820), (70, 36934), (118, 21910), (140, 18467), (236, 10955), (295, 8764), (313, 8260), (413, 6260), (590, 4382), (626, 4130), (826, 3130), (1180, 2191), (1252, 2065), (1565, 1652)]