7874720.00000000

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 103882240

約数和(自身を除く): 61056912

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 67, 91, 104, 112, 134, 182, 208, 268, 364, 439, 469, 536, 728, 871, 878, 938, 1072, 1456, 1742, 1756, 1876, 3073, 3484, 3512, 3752, 5707, 6097, 6146, 6968, 7024, 7504, 11414, 12194, 12292, 13936, 22828, 24388, 24584, 29413, 39949, 45656, 48776, 49168, 58826, 79898, 91312, 97552, 117652, 159796, 205891, 235304, 319592, 382369, 411782, 470608, 639184, 764738, 823564, 1529476, 1647128, 2676583, 3058952, 3294256, 5353166, 6117904, 10706332, 21412664, 42825328]

約数ペア:

[(1, 42825328), (2, 21412664), (4, 10706332), (7, 6117904), (8, 5353166), (13, 3294256), (14, 3058952), (16, 2676583), (26, 1647128), (28, 1529476), (52, 823564), (56, 764738), (67, 639184), (91, 470608), (104, 411782), (112, 382369), (134, 319592), (182, 235304), (208, 205891), (268, 159796), (364, 117652), (439, 97552), (469, 91312), (536, 79898), (728, 58826), (871, 49168), (878, 48776), (938, 45656), (1072, 39949), (1456, 29413), (1742, 24584), (1756, 24388), (1876, 22828), (3073, 13936), (3484, 12292), (3512, 12194), (3752, 11414), (5707, 7504), (6097, 7024), (6146, 6968)]