31184080

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3643}}^1$

素因数の和:3763

約数の個数: 40

約数和(自身を含む): 73200672

約数和(自身を除く): 42016592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 3643, 4280, 7286, 8560, 14572, 18215, 29144, 36430, 58288, 72860, 145720, 291440, 389801, 779602, 1559204, 1949005, 3118408, 3898010, 6236816, 7796020, 15592040, 31184080]

約数ペア:

[(1, 31184080), (2, 15592040), (4, 7796020), (5, 6236816), (8, 3898010), (10, 3118408), (16, 1949005), (20, 1559204), (40, 779602), (80, 389801), (107, 291440), (214, 145720), (428, 72860), (535, 58288), (856, 36430), (1070, 29144), (1712, 18215), (2140, 14572), (3643, 8560), (4280, 7286)]