40804850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{18979}}^1$

素因数の和:19034

約数の個数: 24

約数和(自身を含む): 77666160

約数和(自身を除く): 36861310

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 18979, 37958, 94895, 189790, 474475, 816097, 948950, 1632194, 4080485, 8160970, 20402425, 40804850]

約数ペア:

[(1, 40804850), (2, 20402425), (5, 8160970), (10, 4080485), (25, 1632194), (43, 948950), (50, 816097), (86, 474475), (215, 189790), (430, 94895), (1075, 37958), (2150, 18979)]