55322240

素因数分解:

$2^7\times 5^1\times {\mathrm{86441}}^1$

素因数の和:86460

約数の個数: 32

約数和(自身を含む): 132256260

約数和(自身を除く): 76934020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 86441, 172882, 345764, 432205, 691528, 864410, 1383056, 1728820, 2766112, 3457640, 5532224, 6915280, 11064448, 13830560, 27661120, 55322240]

約数ペア:

[(1, 55322240), (2, 27661120), (4, 13830560), (5, 11064448), (8, 6915280), (10, 5532224), (16, 3457640), (20, 2766112), (32, 1728820), (40, 1383056), (64, 864410), (80, 691528), (128, 432205), (160, 345764), (320, 172882), (640, 86441)]