24655820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 60999120

約数和(自身を除く): 36343300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 139, 140, 181, 196, 245, 278, 362, 490, 556, 695, 724, 905, 973, 980, 1267, 1390, 1810, 1946, 2534, 2780, 3620, 3892, 4865, 5068, 6335, 6811, 8869, 9730, 12670, 13622, 17738, 19460, 25159, 25340, 27244, 34055, 35476, 44345, 50318, 68110, 88690, 100636, 125795, 136220, 176113, 177380, 251590, 352226, 503180, 704452, 880565, 1232791, 1761130, 2465582, 3522260, 4931164, 6163955, 12327910, 24655820]

約数ペア:

[(1, 24655820), (2, 12327910), (4, 6163955), (5, 4931164), (7, 3522260), (10, 2465582), (14, 1761130), (20, 1232791), (28, 880565), (35, 704452), (49, 503180), (70, 352226), (98, 251590), (139, 177380), (140, 176113), (181, 136220), (196, 125795), (245, 100636), (278, 88690), (362, 68110), (490, 50318), (556, 44345), (695, 35476), (724, 34055), (905, 27244), (973, 25340), (980, 25159), (1267, 19460), (1390, 17738), (1810, 13622), (1946, 12670), (2534, 9730), (2780, 8869), (3620, 6811), (3892, 6335), (4865, 5068)]