20050860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2551}}^1$

素因数の和:2694

約数の個数: 48

約数和(自身を含む): 56593152

約数和(自身を除く): 36542292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2551, 2620, 3930, 5102, 7653, 7860, 10204, 12755, 15306, 25510, 30612, 38265, 51020, 76530, 153060, 334181, 668362, 1002543, 1336724, 1670905, 2005086, 3341810, 4010172, 5012715, 6683620, 10025430, 20050860]

約数ペア:

[(1, 20050860), (2, 10025430), (3, 6683620), (4, 5012715), (5, 4010172), (6, 3341810), (10, 2005086), (12, 1670905), (15, 1336724), (20, 1002543), (30, 668362), (60, 334181), (131, 153060), (262, 76530), (393, 51020), (524, 38265), (655, 30612), (786, 25510), (1310, 15306), (1572, 12755), (1965, 10204), (2551, 7860), (2620, 7653), (3930, 5102)]