20182647560

素因数分解:

$2^3\times 5^1\times {\mathrm{57097}}^1\times {\mathrm{8837}}^1$

素因数の和:65945

約数の個数: 32

約数和(自身を含む): 45416891160

約数和(自身を除く): 25234243600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8837, 17674, 35348, 44185, 57097, 70696, 88370, 114194, 176740, 228388, 285485, 353480, 456776, 570970, 1141940, 2283880, 504566189, 1009132378, 2018264756, 2522830945, 4036529512, 5045661890, 10091323780, 20182647560]

約数ペア:

[(1, 20182647560), (2, 10091323780), (4, 5045661890), (5, 4036529512), (8, 2522830945), (10, 2018264756), (20, 1009132378), (40, 504566189), (8837, 2283880), (17674, 1141940), (35348, 570970), (44185, 456776), (57097, 353480), (70696, 285485), (88370, 228388), (114194, 176740)]