24645020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28657}}^1$

素因数の和:28709

約数の個数: 24

約数和(自身を含む): 52959984

約数和(自身を除く): 28314964

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 28657, 57314, 114628, 143285, 286570, 573140, 1232251, 2464502, 4929004, 6161255, 12322510, 24645020]

約数ペア:

[(1, 24645020), (2, 12322510), (4, 6161255), (5, 4929004), (10, 2464502), (20, 1232251), (43, 573140), (86, 286570), (172, 143285), (215, 114628), (430, 57314), (860, 28657)]