488540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1879}}^1$

素因数の和:1901

約数の個数: 24

約数和(自身を含む): 1105440

約数和(自身を除く): 616900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1879, 3758, 7516, 9395, 18790, 24427, 37580, 48854, 97708, 122135, 244270, 488540]

約数ペア:

[(1, 488540), (2, 244270), (4, 122135), (5, 97708), (10, 48854), (13, 37580), (20, 24427), (26, 18790), (52, 9395), (65, 7516), (130, 3758), (260, 1879)]