31794280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4937}}^1$

素因数の和:4978

約数の個数: 64

約数和(自身を含む): 85328640

約数和(自身を除く): 53534360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 4937, 6440, 9874, 19748, 24685, 34559, 39496, 49370, 69118, 98740, 113551, 138236, 172795, 197480, 227102, 276472, 345590, 454204, 567755, 691180, 794857, 908408, 1135510, 1382360, 1589714, 2271020, 3179428, 3974285, 4542040, 6358856, 7948570, 15897140, 31794280]

約数ペア:

[(1, 31794280), (2, 15897140), (4, 7948570), (5, 6358856), (7, 4542040), (8, 3974285), (10, 3179428), (14, 2271020), (20, 1589714), (23, 1382360), (28, 1135510), (35, 908408), (40, 794857), (46, 691180), (56, 567755), (70, 454204), (92, 345590), (115, 276472), (140, 227102), (161, 197480), (184, 172795), (230, 138236), (280, 113551), (322, 98740), (460, 69118), (644, 49370), (805, 39496), (920, 34559), (1288, 24685), (1610, 19748), (3220, 9874), (4937, 6440)]