557494120

素因数分解:

$2^3\times 5^1\times {\mathrm{2083}}^1\times {\mathrm{6691}}^1$

素因数の和:8785

約数の個数: 32

約数和(自身を含む): 1255151520

約数和(自身を除く): 697657400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2083, 4166, 6691, 8332, 10415, 13382, 16664, 20830, 26764, 33455, 41660, 53528, 66910, 83320, 133820, 267640, 13937353, 27874706, 55749412, 69686765, 111498824, 139373530, 278747060, 557494120]

約数ペア:

[(1, 557494120), (2, 278747060), (4, 139373530), (5, 111498824), (8, 69686765), (10, 55749412), (20, 27874706), (40, 13937353), (2083, 267640), (4166, 133820), (6691, 83320), (8332, 66910), (10415, 53528), (13382, 41660), (16664, 33455), (20830, 26764)]