24787140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{8431}}^1$

素因数の和:8457

約数の個数: 72

約数和(自身を含む): 80744832

約数和(自身を除く): 55957692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 8431, 16862, 25293, 33724, 42155, 50586, 59017, 84310, 101172, 118034, 126465, 168620, 177051, 236068, 252930, 295085, 354102, 413119, 505860, 590170, 708204, 826238, 885255, 1180340, 1239357, 1652476, 1770510, 2065595, 2478714, 3541020, 4131190, 4957428, 6196785, 8262380, 12393570, 24787140]

約数ペア:

[(1, 24787140), (2, 12393570), (3, 8262380), (4, 6196785), (5, 4957428), (6, 4131190), (7, 3541020), (10, 2478714), (12, 2065595), (14, 1770510), (15, 1652476), (20, 1239357), (21, 1180340), (28, 885255), (30, 826238), (35, 708204), (42, 590170), (49, 505860), (60, 413119), (70, 354102), (84, 295085), (98, 252930), (105, 236068), (140, 177051), (147, 168620), (196, 126465), (210, 118034), (245, 101172), (294, 84310), (420, 59017), (490, 50586), (588, 42155), (735, 33724), (980, 25293), (1470, 16862), (2940, 8431)]