79780228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{919}}^1\times {\mathrm{1973}}^1$

素因数の和:2907

約数の個数: 24

約数和(自身を含む): 152550720

約数和(自身を除く): 72770492

約数列:

[1, 2, 4, 11, 22, 44, 919, 1838, 1973, 3676, 3946, 7892, 10109, 20218, 21703, 40436, 43406, 86812, 1813187, 3626374, 7252748, 19945057, 39890114, 79780228]

約数ペア:

[(1, 79780228), (2, 39890114), (4, 19945057), (11, 7252748), (22, 3626374), (44, 1813187), (919, 86812), (1838, 43406), (1973, 40436), (3676, 21703), (3946, 20218), (7892, 10109)]