2040790780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{20051}}^1$

素因数の和:20794

約数の個数: 48

約数和(自身を含む): 4904879616

約数和(自身を除く): 2864088836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 727, 1454, 2908, 3635, 5089, 7270, 10178, 14540, 20051, 20356, 25445, 40102, 50890, 80204, 100255, 101780, 140357, 200510, 280714, 401020, 561428, 701785, 1403570, 2807140, 14577077, 29154154, 58308308, 72885385, 102039539, 145770770, 204079078, 291541540, 408158156, 510197695, 1020395390, 2040790780]

約数ペア:

[(1, 2040790780), (2, 1020395390), (4, 510197695), (5, 408158156), (7, 291541540), (10, 204079078), (14, 145770770), (20, 102039539), (28, 72885385), (35, 58308308), (70, 29154154), (140, 14577077), (727, 2807140), (1454, 1403570), (2908, 701785), (3635, 561428), (5089, 401020), (7270, 280714), (10178, 200510), (14540, 140357), (20051, 101780), (20356, 100255), (25445, 80204), (40102, 50890)]