15205020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{253417}}^1$

素因数の和:253429

約数の個数: 24

約数和(自身を含む): 42574224

約数和(自身を除く): 27369204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 253417, 506834, 760251, 1013668, 1267085, 1520502, 2534170, 3041004, 3801255, 5068340, 7602510, 15205020]

約数ペア:

[(1, 15205020), (2, 7602510), (3, 5068340), (4, 3801255), (5, 3041004), (6, 2534170), (10, 1520502), (12, 1267085), (15, 1013668), (20, 760251), (30, 506834), (60, 253417)]