280120807828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{99616219}}^1$

素因数の和:99616279

約数の個数: 24

約数和(自身を含む): 529958290400

約数和(自身を除く): 249837482572

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 99616219, 199232438, 398464876, 1892708161, 3685800103, 3785416322, 7371600206, 7570832644, 14743200412, 70030201957, 140060403914, 280120807828]

約数ペア:

[(1, 280120807828), (2, 140060403914), (4, 70030201957), (19, 14743200412), (37, 7570832644), (38, 7371600206), (74, 3785416322), (76, 3685800103), (148, 1892708161), (703, 398464876), (1406, 199232438), (2812, 99616219)]