2016807590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{1453}}^1$

素因数の和:1797

約数の個数: 64

約数和(自身を含む): 4221020160

約数和(自身を除く): 2204212570

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 251, 395, 502, 553, 790, 1106, 1255, 1453, 1757, 2510, 2765, 2906, 3514, 5530, 7265, 8785, 10171, 14530, 17570, 19829, 20342, 39658, 50855, 99145, 101710, 114787, 138803, 198290, 229574, 277606, 364703, 573935, 694015, 729406, 803509, 1147870, 1388030, 1607018, 1823515, 2552921, 3647030, 4017545, 5105842, 8035090, 12764605, 25529210, 28811537, 57623074, 144057685, 201680759, 288115370, 403361518, 1008403795, 2016807590]

約数ペア:

[(1, 2016807590), (2, 1008403795), (5, 403361518), (7, 288115370), (10, 201680759), (14, 144057685), (35, 57623074), (70, 28811537), (79, 25529210), (158, 12764605), (251, 8035090), (395, 5105842), (502, 4017545), (553, 3647030), (790, 2552921), (1106, 1823515), (1255, 1607018), (1453, 1388030), (1757, 1147870), (2510, 803509), (2765, 729406), (2906, 694015), (3514, 573935), (5530, 364703), (7265, 277606), (8785, 229574), (10171, 198290), (14530, 138803), (17570, 114787), (19829, 101710), (20342, 99145), (39658, 50855)]