15255880

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{661}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 34437240

約数和(自身を除く): 19181360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 661, 1154, 1322, 2308, 2644, 2885, 3305, 4616, 5288, 5770, 6610, 11540, 13220, 23080, 26440, 381397, 762794, 1525588, 1906985, 3051176, 3813970, 7627940, 15255880]

約数ペア:

[(1, 15255880), (2, 7627940), (4, 3813970), (5, 3051176), (8, 1906985), (10, 1525588), (20, 762794), (40, 381397), (577, 26440), (661, 23080), (1154, 13220), (1322, 11540), (2308, 6610), (2644, 5770), (2885, 5288), (3305, 4616)]