208030220

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{58109}}^1$

素因数の和:58297

約数の個数: 24

約数和(自身を含む): 439311600

約数和(自身を除く): 231281380

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 58109, 116218, 232436, 290545, 581090, 1162180, 10401511, 20803022, 41606044, 52007555, 104015110, 208030220]

約数ペア:

[(1, 208030220), (2, 104015110), (4, 52007555), (5, 41606044), (10, 20803022), (20, 10401511), (179, 1162180), (358, 581090), (716, 290545), (895, 232436), (1790, 116218), (3580, 58109)]