12882880

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:461

約数の個数: 56

約数和(自身を含む): 31016448

約数和(自身を除く): 18133568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 317, 320, 508, 634, 635, 1016, 1268, 1270, 1585, 2032, 2536, 2540, 3170, 4064, 5072, 5080, 6340, 8128, 10144, 10160, 12680, 20288, 20320, 25360, 40259, 40640, 50720, 80518, 101440, 161036, 201295, 322072, 402590, 644144, 805180, 1288288, 1610360, 2576576, 3220720, 6441440, 12882880]

約数ペア:

[(1, 12882880), (2, 6441440), (4, 3220720), (5, 2576576), (8, 1610360), (10, 1288288), (16, 805180), (20, 644144), (32, 402590), (40, 322072), (64, 201295), (80, 161036), (127, 101440), (160, 80518), (254, 50720), (317, 40640), (320, 40259), (508, 25360), (634, 20320), (635, 20288), (1016, 12680), (1268, 10160), (1270, 10144), (1585, 8128), (2032, 6340), (2536, 5080), (2540, 5072), (3170, 4064)]