2140460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15289}}^1$

素因数の和:15305

約数の個数: 24

約数和(自身を含む): 5137440

約数和(自身を除く): 2996980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15289, 30578, 61156, 76445, 107023, 152890, 214046, 305780, 428092, 535115, 1070230, 2140460]

約数ペア:

[(1, 2140460), (2, 1070230), (4, 535115), (5, 428092), (7, 305780), (10, 214046), (14, 152890), (20, 107023), (28, 76445), (35, 61156), (70, 30578), (140, 15289)]