1900890110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2647}}^1\times {\mathrm{10259}}^1$

素因数の和:12920

約数の個数: 32

約数和(自身を含む): 3912261120

約数和(自身を除く): 2011371010

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2647, 5294, 10259, 13235, 18529, 20518, 26470, 37058, 51295, 71813, 92645, 102590, 143626, 185290, 359065, 718130, 27155573, 54311146, 135777865, 190089011, 271555730, 380178022, 950445055, 1900890110]

約数ペア:

[(1, 1900890110), (2, 950445055), (5, 380178022), (7, 271555730), (10, 190089011), (14, 135777865), (35, 54311146), (70, 27155573), (2647, 718130), (5294, 359065), (10259, 185290), (13235, 143626), (18529, 102590), (20518, 92645), (26470, 71813), (37058, 51295)]