720496942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{61909}}^1$

素因数の和:61968

約数の個数: 24

約数和(自身を含む): 1232504280

約数和(自身を除く): 512007338

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 529, 1058, 5819, 11638, 61909, 123818, 680999, 1361998, 1423907, 2847814, 15662977, 31325954, 32749861, 65499722, 360248471, 720496942]

約数ペア:

[(1, 720496942), (2, 360248471), (11, 65499722), (22, 32749861), (23, 31325954), (46, 15662977), (253, 2847814), (506, 1423907), (529, 1361998), (1058, 680999), (5819, 123818), (11638, 61909)]