26496680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{547}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 68653440

約数和(自身を除く): 42156760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 346, 547, 692, 865, 1094, 1211, 1384, 1730, 2188, 2422, 2735, 3460, 3829, 4376, 4844, 5470, 6055, 6920, 7658, 9688, 10940, 12110, 15316, 19145, 21880, 24220, 30632, 38290, 48440, 76580, 94631, 153160, 189262, 378524, 473155, 662417, 757048, 946310, 1324834, 1892620, 2649668, 3312085, 3785240, 5299336, 6624170, 13248340, 26496680]

約数ペア:

[(1, 26496680), (2, 13248340), (4, 6624170), (5, 5299336), (7, 3785240), (8, 3312085), (10, 2649668), (14, 1892620), (20, 1324834), (28, 946310), (35, 757048), (40, 662417), (56, 473155), (70, 378524), (140, 189262), (173, 153160), (280, 94631), (346, 76580), (547, 48440), (692, 38290), (865, 30632), (1094, 24220), (1211, 21880), (1384, 19145), (1730, 15316), (2188, 12110), (2422, 10940), (2735, 9688), (3460, 7658), (3829, 6920), (4376, 6055), (4844, 5470)]