2132880.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{315421}}^1$

素因数の和:315437

約数の個数: 24

約数和(自身を含む): 105981792

約数和(自身を除く): 61822852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 315421, 630842, 1261684, 1577105, 2207947, 3154210, 4415894, 6308420, 8831788, 11039735, 22079470, 44158940]

約数ペア:

[(1, 44158940), (2, 22079470), (4, 11039735), (5, 8831788), (7, 6308420), (10, 4415894), (14, 3154210), (20, 2207947), (28, 1577105), (35, 1261684), (70, 630842), (140, 315421)]