54404540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66347}}^1$

素因数の和:66397

約数の個数: 24

約数和(自身を含む): 117037872

約数和(自身を除く): 62633332

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 66347, 132694, 265388, 331735, 663470, 1326940, 2720227, 5440454, 10880908, 13601135, 27202270, 54404540]

約数ペア:

[(1, 54404540), (2, 27202270), (4, 13601135), (5, 10880908), (10, 5440454), (20, 2720227), (41, 1326940), (82, 663470), (164, 331735), (205, 265388), (410, 132694), (820, 66347)]