26118260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{947}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 63068544

約数和(自身を除く): 36950284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 947, 985, 1379, 1894, 1970, 2758, 3788, 3940, 4735, 5516, 6629, 6895, 9470, 13258, 13790, 18940, 26516, 27580, 33145, 66290, 132580, 186559, 373118, 746236, 932795, 1305913, 1865590, 2611826, 3731180, 5223652, 6529565, 13059130, 26118260]

約数ペア:

[(1, 26118260), (2, 13059130), (4, 6529565), (5, 5223652), (7, 3731180), (10, 2611826), (14, 1865590), (20, 1305913), (28, 932795), (35, 746236), (70, 373118), (140, 186559), (197, 132580), (394, 66290), (788, 33145), (947, 27580), (985, 26516), (1379, 18940), (1894, 13790), (1970, 13258), (2758, 9470), (3788, 6895), (3940, 6629), (4735, 5516)]