17804380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{80929}}^1$

素因数の和:80949

約数の個数: 24

約数和(自身を含む): 40788720

約数和(自身を除く): 22984340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 80929, 161858, 323716, 404645, 809290, 890219, 1618580, 1780438, 3560876, 4451095, 8902190, 17804380]

約数ペア:

[(1, 17804380), (2, 8902190), (4, 4451095), (5, 3560876), (10, 1780438), (11, 1618580), (20, 890219), (22, 809290), (44, 404645), (55, 323716), (110, 161858), (220, 80929)]