201260440

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{28109}}^1$

素因数の和:28299

約数の個数: 32

約数和(自身を含む): 455382000

約数和(自身を除く): 254121560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 28109, 56218, 112436, 140545, 224872, 281090, 562180, 1124360, 5031511, 10063022, 20126044, 25157555, 40252088, 50315110, 100630220, 201260440]

約数ペア:

[(1, 201260440), (2, 100630220), (4, 50315110), (5, 40252088), (8, 25157555), (10, 20126044), (20, 10063022), (40, 5031511), (179, 1124360), (358, 562180), (716, 281090), (895, 224872), (1432, 140545), (1790, 112436), (3580, 56218), (7160, 28109)]