7526780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 16553376

約数和(自身を除く): 9026596

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 137, 164, 205, 268, 274, 335, 410, 548, 670, 685, 820, 1340, 1370, 2740, 2747, 5494, 5617, 9179, 10988, 11234, 13735, 18358, 22468, 27470, 28085, 36716, 45895, 54940, 56170, 91790, 112340, 183580, 376339, 752678, 1505356, 1881695, 3763390, 7526780]

約数ペア:

[(1, 7526780), (2, 3763390), (4, 1881695), (5, 1505356), (10, 752678), (20, 376339), (41, 183580), (67, 112340), (82, 91790), (134, 56170), (137, 54940), (164, 45895), (205, 36716), (268, 28085), (274, 27470), (335, 22468), (410, 18358), (548, 13735), (670, 11234), (685, 10988), (820, 9179), (1340, 5617), (1370, 5494), (2740, 2747)]