20584270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1873}}^1$

素因数の和:2044

約数の個数: 32

約数和(自身を含む): 42637248

約数和(自身を除く): 22052978

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 1873, 2198, 3746, 5495, 9365, 10990, 13111, 18730, 26222, 65555, 131110, 294061, 588122, 1470305, 2058427, 2940610, 4116854, 10292135, 20584270]

約数ペア:

[(1, 20584270), (2, 10292135), (5, 4116854), (7, 2940610), (10, 2058427), (14, 1470305), (35, 588122), (70, 294061), (157, 131110), (314, 65555), (785, 26222), (1099, 18730), (1570, 13111), (1873, 10990), (2198, 9365), (3746, 5495)]