24774020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28807}}^1$

素因数の和:28859

約数の個数: 24

約数和(自身を含む): 53237184

約数和(自身を除く): 28463164

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 28807, 57614, 115228, 144035, 288070, 576140, 1238701, 2477402, 4954804, 6193505, 12387010, 24774020]

約数ペア:

[(1, 24774020), (2, 12387010), (4, 6193505), (5, 4954804), (10, 2477402), (20, 1238701), (43, 576140), (86, 288070), (172, 144035), (215, 115228), (430, 57614), (860, 28807)]