2189794360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4211143}}^1$

素因数の和:4211167

約数の個数: 32

約数和(自身を含む): 5306041440

約数和(自身を除く): 3116247080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4211143, 8422286, 16844572, 21055715, 33689144, 42111430, 54744859, 84222860, 109489718, 168445720, 218979436, 273724295, 437958872, 547448590, 1094897180, 2189794360]

約数ペア:

[(1, 2189794360), (2, 1094897180), (4, 547448590), (5, 437958872), (8, 273724295), (10, 218979436), (13, 168445720), (20, 109489718), (26, 84222860), (40, 54744859), (52, 42111430), (65, 33689144), (104, 21055715), (130, 16844572), (260, 8422286), (520, 4211143)]