71760980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83443}}^1$

素因数の和:83495

約数の個数: 24

約数和(自身を含む): 154204512

約数和(自身を除く): 82443532

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 83443, 166886, 333772, 417215, 834430, 1668860, 3588049, 7176098, 14352196, 17940245, 35880490, 71760980]

約数ペア:

[(1, 71760980), (2, 35880490), (4, 17940245), (5, 14352196), (10, 7176098), (20, 3588049), (43, 1668860), (86, 834430), (172, 417215), (215, 333772), (430, 166886), (860, 83443)]