2020698890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{129449}}^1$

素因数の和:129686

約数の個数: 32

約数和(自身を含む): 4175539200

約数和(自身を除く): 2154840310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 2230, 3122, 7805, 15610, 129449, 258898, 647245, 906143, 1294490, 1812286, 4530715, 9061430, 28867127, 57734254, 144335635, 202069889, 288671270, 404139778, 1010349445, 2020698890]

約数ペア:

[(1, 2020698890), (2, 1010349445), (5, 404139778), (7, 288671270), (10, 202069889), (14, 144335635), (35, 57734254), (70, 28867127), (223, 9061430), (446, 4530715), (1115, 1812286), (1561, 1294490), (2230, 906143), (3122, 647245), (7805, 258898), (15610, 129449)]