13897280

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:471

約数の個数: 56

約数和(自身を含む): 33439608

約数和(自身を除く): 19542328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 317, 320, 548, 634, 685, 1096, 1268, 1370, 1585, 2192, 2536, 2740, 3170, 4384, 5072, 5480, 6340, 8768, 10144, 10960, 12680, 20288, 21920, 25360, 43429, 43840, 50720, 86858, 101440, 173716, 217145, 347432, 434290, 694864, 868580, 1389728, 1737160, 2779456, 3474320, 6948640, 13897280]

約数ペア:

[(1, 13897280), (2, 6948640), (4, 3474320), (5, 2779456), (8, 1737160), (10, 1389728), (16, 868580), (20, 694864), (32, 434290), (40, 347432), (64, 217145), (80, 173716), (137, 101440), (160, 86858), (274, 50720), (317, 43840), (320, 43429), (548, 25360), (634, 21920), (685, 20288), (1096, 12680), (1268, 10960), (1370, 10144), (1585, 8768), (2192, 6340), (2536, 5480), (2740, 5072), (3170, 4384)]