540980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2459}}^1$

素因数の和:2479

約数の個数: 24

約数和(自身を含む): 1239840

約数和(自身を除く): 698860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2459, 4918, 9836, 12295, 24590, 27049, 49180, 54098, 108196, 135245, 270490, 540980]

約数ペア:

[(1, 540980), (2, 270490), (4, 135245), (5, 108196), (10, 54098), (11, 49180), (20, 27049), (22, 24590), (44, 12295), (55, 9836), (110, 4918), (220, 2459)]