8940904

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 20275200

約数和(自身を除く): 11334296

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 47, 56, 79, 86, 94, 158, 172, 188, 301, 316, 329, 344, 376, 553, 602, 632, 658, 1106, 1204, 1316, 2021, 2212, 2408, 2632, 3397, 3713, 4042, 4424, 6794, 7426, 8084, 13588, 14147, 14852, 16168, 23779, 25991, 27176, 28294, 29704, 47558, 51982, 56588, 95116, 103964, 113176, 159659, 190232, 207928, 319318, 638636, 1117613, 1277272, 2235226, 4470452, 8940904]

約数ペア:

[(1, 8940904), (2, 4470452), (4, 2235226), (7, 1277272), (8, 1117613), (14, 638636), (28, 319318), (43, 207928), (47, 190232), (56, 159659), (79, 113176), (86, 103964), (94, 95116), (158, 56588), (172, 51982), (188, 47558), (301, 29704), (316, 28294), (329, 27176), (344, 25991), (376, 23779), (553, 16168), (602, 14852), (632, 14147), (658, 13588), (1106, 8084), (1204, 7426), (1316, 6794), (2021, 4424), (2212, 4042), (2408, 3713), (2632, 3397)]