56467720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 131414400

約数和(自身を除く): 74946680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 71, 118, 142, 236, 284, 295, 337, 355, 472, 568, 590, 674, 710, 1180, 1348, 1420, 1685, 2360, 2696, 2840, 3370, 4189, 6740, 8378, 13480, 16756, 19883, 20945, 23927, 33512, 39766, 41890, 47854, 79532, 83780, 95708, 99415, 119635, 159064, 167560, 191416, 198830, 239270, 397660, 478540, 795320, 957080, 1411693, 2823386, 5646772, 7058465, 11293544, 14116930, 28233860, 56467720]

約数ペア:

[(1, 56467720), (2, 28233860), (4, 14116930), (5, 11293544), (8, 7058465), (10, 5646772), (20, 2823386), (40, 1411693), (59, 957080), (71, 795320), (118, 478540), (142, 397660), (236, 239270), (284, 198830), (295, 191416), (337, 167560), (355, 159064), (472, 119635), (568, 99415), (590, 95708), (674, 83780), (710, 79532), (1180, 47854), (1348, 41890), (1420, 39766), (1685, 33512), (2360, 23927), (2696, 20945), (2840, 19883), (3370, 16756), (4189, 13480), (6740, 8378)]