8717020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2579}}^1$

素因数の和:2614

約数の個数: 36

約数和(自身を含む): 19829880

約数和(自身を除く): 11112860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2579, 3380, 5158, 10316, 12895, 25790, 33527, 51580, 67054, 134108, 167635, 335270, 435851, 670540, 871702, 1743404, 2179255, 4358510, 8717020]

約数ペア:

[(1, 8717020), (2, 4358510), (4, 2179255), (5, 1743404), (10, 871702), (13, 670540), (20, 435851), (26, 335270), (52, 167635), (65, 134108), (130, 67054), (169, 51580), (260, 33527), (338, 25790), (676, 12895), (845, 10316), (1690, 5158), (2579, 3380)]