1321661060

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{520339}}^1$

素因数の和:520475

約数の個数: 24

約数和(自身を含む): 2797347840

約数和(自身を除く): 1475686780

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 520339, 1040678, 2081356, 2601695, 5203390, 10406780, 66083053, 132166106, 264332212, 330415265, 660830530, 1321661060]

約数ペア:

[(1, 1321661060), (2, 660830530), (4, 330415265), (5, 264332212), (10, 132166106), (20, 66083053), (127, 10406780), (254, 5203390), (508, 2601695), (635, 2081356), (1270, 1040678), (2540, 520339)]