1914160

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:421

約数の個数: 40

約数和(自身を含む): 4526496

約数和(自身を除く): 2612336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 337, 355, 568, 674, 710, 1136, 1348, 1420, 1685, 2696, 2840, 3370, 5392, 5680, 6740, 13480, 23927, 26960, 47854, 95708, 119635, 191416, 239270, 382832, 478540, 957080, 1914160]

約数ペア:

[(1, 1914160), (2, 957080), (4, 478540), (5, 382832), (8, 239270), (10, 191416), (16, 119635), (20, 95708), (40, 47854), (71, 26960), (80, 23927), (142, 13480), (284, 6740), (337, 5680), (355, 5392), (568, 3370), (674, 2840), (710, 2696), (1136, 1685), (1348, 1420)]