1296004760

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{611323}}^1$

素因数の和:611387

約数の個数: 32

約数和(自身を含む): 2971034640

約数和(自身を除く): 1675029880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 611323, 1222646, 2445292, 3056615, 4890584, 6113230, 12226460, 24452920, 32400119, 64800238, 129600476, 162000595, 259200952, 324001190, 648002380, 1296004760]

約数ペア:

[(1, 1296004760), (2, 648002380), (4, 324001190), (5, 259200952), (8, 162000595), (10, 129600476), (20, 64800238), (40, 32400119), (53, 24452920), (106, 12226460), (212, 6113230), (265, 4890584), (424, 3056615), (530, 2445292), (1060, 1222646), (2120, 611323)]