2920775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:96

約数の個数: 48

約数和(自身を含む): 4583040

約数和(自身を除く): 1662265

約数列:

[1, 5, 11, 13, 19, 25, 43, 55, 65, 95, 143, 209, 215, 247, 275, 325, 473, 475, 559, 715, 817, 1045, 1075, 1235, 2365, 2717, 2795, 3575, 4085, 5225, 6149, 6175, 8987, 10621, 11825, 13585, 13975, 20425, 30745, 44935, 53105, 67925, 116831, 153725, 224675, 265525, 584155, 2920775]

約数ペア:

[(1, 2920775), (5, 584155), (11, 265525), (13, 224675), (19, 153725), (25, 116831), (43, 67925), (55, 53105), (65, 44935), (95, 30745), (143, 20425), (209, 13975), (215, 13585), (247, 11825), (275, 10621), (325, 8987), (473, 6175), (475, 6149), (559, 5225), (715, 4085), (817, 3575), (1045, 2795), (1075, 2717), (1235, 2365)]