28233860

素因数分解:

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

素因数の和:476

約数の個数: 48

約数和(自身を含む): 61326720

約数和(自身を除く): 33092860

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 337, 355, 590, 674, 710, 1180, 1348, 1420, 1685, 3370, 4189, 6740, 8378, 16756, 19883, 20945, 23927, 39766, 41890, 47854, 79532, 83780, 95708, 99415, 119635, 198830, 239270, 397660, 478540, 1411693, 2823386, 5646772, 7058465, 14116930, 28233860]

約数ペア:

[(1, 28233860), (2, 14116930), (4, 7058465), (5, 5646772), (10, 2823386), (20, 1411693), (59, 478540), (71, 397660), (118, 239270), (142, 198830), (236, 119635), (284, 99415), (295, 95708), (337, 83780), (355, 79532), (590, 47854), (674, 41890), (710, 39766), (1180, 23927), (1348, 20945), (1420, 19883), (1685, 16756), (3370, 8378), (4189, 6740)]