19141600

素因数分解:

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

素因数の和:428

約数の個数: 72

約数和(自身を含む): 47528208

約数和(自身を除く): 28386608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 71, 80, 100, 142, 160, 200, 284, 337, 355, 400, 568, 674, 710, 800, 1136, 1348, 1420, 1685, 1775, 2272, 2696, 2840, 3370, 3550, 5392, 5680, 6740, 7100, 8425, 10784, 11360, 13480, 14200, 16850, 23927, 26960, 28400, 33700, 47854, 53920, 56800, 67400, 95708, 119635, 134800, 191416, 239270, 269600, 382832, 478540, 598175, 765664, 957080, 1196350, 1914160, 2392700, 3828320, 4785400, 9570800, 19141600]

約数ペア:

[(1, 19141600), (2, 9570800), (4, 4785400), (5, 3828320), (8, 2392700), (10, 1914160), (16, 1196350), (20, 957080), (25, 765664), (32, 598175), (40, 478540), (50, 382832), (71, 269600), (80, 239270), (100, 191416), (142, 134800), (160, 119635), (200, 95708), (284, 67400), (337, 56800), (355, 53920), (400, 47854), (568, 33700), (674, 28400), (710, 26960), (800, 23927), (1136, 16850), (1348, 14200), (1420, 13480), (1685, 11360), (1775, 10784), (2272, 8425), (2696, 7100), (2840, 6740), (3370, 5680), (3550, 5392)]