2057974760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{724639}}^1$

素因数の和:724721

約数の個数: 32

約数和(自身を含む): 4695667200

約数和(自身を除く): 2637692440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 724639, 1449278, 2898556, 3623195, 5797112, 7246390, 14492780, 28985560, 51449369, 102898738, 205797476, 257246845, 411594952, 514493690, 1028987380, 2057974760]

約数ペア:

[(1, 2057974760), (2, 1028987380), (4, 514493690), (5, 411594952), (8, 257246845), (10, 205797476), (20, 102898738), (40, 51449369), (71, 28985560), (142, 14492780), (284, 7246390), (355, 5797112), (568, 3623195), (710, 2898556), (1420, 1449278), (2840, 724639)]