5720390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 11249280

約数和(自身を除く): 5528890

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 557, 790, 1027, 1114, 2054, 2785, 5135, 5570, 7241, 10270, 14482, 36205, 44003, 72410, 88006, 220015, 440030, 572039, 1144078, 2860195, 5720390]

約数ペア:

[(1, 5720390), (2, 2860195), (5, 1144078), (10, 572039), (13, 440030), (26, 220015), (65, 88006), (79, 72410), (130, 44003), (158, 36205), (395, 14482), (557, 10270), (790, 7241), (1027, 5570), (1114, 5135), (2054, 2785)]