140581490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1021}}^1$

素因数の和:1323

約数の個数: 48

約数和(自身を含む): 295697304

約数和(自身を除く): 155115814

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 281, 490, 562, 1021, 1405, 1967, 2042, 2810, 3934, 5105, 7147, 9835, 10210, 13769, 14294, 19670, 27538, 35735, 50029, 68845, 71470, 100058, 137690, 250145, 286901, 500290, 573802, 1434505, 2008307, 2869010, 4016614, 10041535, 14058149, 20083070, 28116298, 70290745, 140581490]

約数ペア:

[(1, 140581490), (2, 70290745), (5, 28116298), (7, 20083070), (10, 14058149), (14, 10041535), (35, 4016614), (49, 2869010), (70, 2008307), (98, 1434505), (245, 573802), (281, 500290), (490, 286901), (562, 250145), (1021, 137690), (1405, 100058), (1967, 71470), (2042, 68845), (2810, 50029), (3934, 35735), (5105, 27538), (7147, 19670), (9835, 14294), (10210, 13769)]