2904688540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11171879}}^1$

素因数の和:11171901

約数の個数: 24

約数和(自身を含む): 6569065440

約数和(自身を除く): 3664376900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 11171879, 22343758, 44687516, 55859395, 111718790, 145234427, 223437580, 290468854, 580937708, 726172135, 1452344270, 2904688540]

約数ペア:

[(1, 2904688540), (2, 1452344270), (4, 726172135), (5, 580937708), (10, 290468854), (13, 223437580), (20, 145234427), (26, 111718790), (52, 55859395), (65, 44687516), (130, 22343758), (260, 11171879)]