552767020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2126027}}^1$

素因数の和:2126049

約数の個数: 24

約数和(自身を含む): 1250104464

約数和(自身を除く): 697337444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2126027, 4252054, 8504108, 10630135, 21260270, 27638351, 42520540, 55276702, 110553404, 138191755, 276383510, 552767020]

約数ペア:

[(1, 552767020), (2, 276383510), (4, 138191755), (5, 110553404), (10, 55276702), (13, 42520540), (20, 27638351), (26, 21260270), (52, 10630135), (65, 8504108), (130, 4252054), (260, 2126027)]