5497180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21143}}^1$

素因数の和:21165

約数の個数: 24

約数和(自身を含む): 12432672

約数和(自身を除く): 6935492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 21143, 42286, 84572, 105715, 211430, 274859, 422860, 549718, 1099436, 1374295, 2748590, 5497180]

約数ペア:

[(1, 5497180), (2, 2748590), (4, 1374295), (5, 1099436), (10, 549718), (13, 422860), (20, 274859), (26, 211430), (52, 105715), (65, 84572), (130, 42286), (260, 21143)]