1047020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4027}}^1$

素因数の和:4049

約数の個数: 24

約数和(自身を含む): 2368464

約数和(自身を除く): 1321444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4027, 8054, 16108, 20135, 40270, 52351, 80540, 104702, 209404, 261755, 523510, 1047020]

約数ペア:

[(1, 1047020), (2, 523510), (4, 261755), (5, 209404), (10, 104702), (13, 80540), (20, 52351), (26, 40270), (52, 20135), (65, 16108), (130, 8054), (260, 4027)]