1720245215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{5501}}^1$

素因数の和:5819

約数の個数: 32

約数和(自身を含む): 2362602816

約数和(自身を除く): 642357601

約数列:

[1, 5, 13, 17, 65, 85, 221, 283, 1105, 1415, 3679, 4811, 5501, 18395, 24055, 27505, 62543, 71513, 93517, 312715, 357565, 467585, 1215721, 1556783, 6078605, 7783915, 20238179, 26465311, 101190895, 132326555, 344049043, 1720245215]

約数ペア:

[(1, 1720245215), (5, 344049043), (13, 132326555), (17, 101190895), (65, 26465311), (85, 20238179), (221, 7783915), (283, 6078605), (1105, 1556783), (1415, 1215721), (3679, 467585), (4811, 357565), (5501, 312715), (18395, 93517), (24055, 71513), (27505, 62543)]