28679210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{547}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 60722784

約数和(自身を除く): 32043574

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 107, 214, 245, 490, 535, 547, 749, 1070, 1094, 1498, 2735, 3745, 3829, 5243, 5470, 7490, 7658, 10486, 19145, 26215, 26803, 38290, 52430, 53606, 58529, 117058, 134015, 268030, 292645, 409703, 585290, 819406, 2048515, 2867921, 4097030, 5735842, 14339605, 28679210]

約数ペア:

[(1, 28679210), (2, 14339605), (5, 5735842), (7, 4097030), (10, 2867921), (14, 2048515), (35, 819406), (49, 585290), (70, 409703), (98, 292645), (107, 268030), (214, 134015), (245, 117058), (490, 58529), (535, 53606), (547, 52430), (749, 38290), (1070, 26803), (1094, 26215), (1498, 19145), (2735, 10486), (3745, 7658), (3829, 7490), (5243, 5470)]