852260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 1833216

約数和(自身を除く): 980956

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 991, 1982, 3964, 4955, 9910, 19820, 42613, 85226, 170452, 213065, 426130, 852260]

約数ペア:

[(1, 852260), (2, 426130), (4, 213065), (5, 170452), (10, 85226), (20, 42613), (43, 19820), (86, 9910), (172, 4955), (215, 3964), (430, 1982), (860, 991)]