1996372210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{29311}}^1$

素因数の和:29471

約数の個数: 48

約数和(自身を含む): 4210375680

約数和(自身を除く): 2214003470

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 139, 245, 278, 490, 695, 973, 1390, 1946, 4865, 6811, 9730, 13622, 29311, 34055, 58622, 68110, 146555, 205177, 293110, 410354, 1025885, 1436239, 2051770, 2872478, 4074229, 7181195, 8148458, 14362390, 20371145, 28519603, 40742290, 57039206, 142598015, 199637221, 285196030, 399274442, 998186105, 1996372210]

約数ペア:

[(1, 1996372210), (2, 998186105), (5, 399274442), (7, 285196030), (10, 199637221), (14, 142598015), (35, 57039206), (49, 40742290), (70, 28519603), (98, 20371145), (139, 14362390), (245, 8148458), (278, 7181195), (490, 4074229), (695, 2872478), (973, 2051770), (1390, 1436239), (1946, 1025885), (4865, 410354), (6811, 293110), (9730, 205177), (13622, 146555), (29311, 68110), (34055, 58622)]