73081940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{84979}}^1$

素因数の和:85031

約数の個数: 24

約数和(自身を含む): 157043040

約数和(自身を除く): 83961100

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 84979, 169958, 339916, 424895, 849790, 1699580, 3654097, 7308194, 14616388, 18270485, 36540970, 73081940]

約数ペア:

[(1, 73081940), (2, 36540970), (4, 18270485), (5, 14616388), (10, 7308194), (20, 3654097), (43, 1699580), (86, 849790), (172, 424895), (215, 339916), (430, 169958), (860, 84979)]