2977880180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1230529}}^1$

素因数の和:1230560

約数の個数: 36

約数和(自身を含む): 6873740580

約数和(自身を除く): 3895860400

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 1230529, 2461058, 4922116, 6152645, 12305290, 13535819, 24610580, 27071638, 54143276, 67679095, 135358190, 148894009, 270716380, 297788018, 595576036, 744470045, 1488940090, 2977880180]

約数ペア:

[(1, 2977880180), (2, 1488940090), (4, 744470045), (5, 595576036), (10, 297788018), (11, 270716380), (20, 148894009), (22, 135358190), (44, 67679095), (55, 54143276), (110, 27071638), (121, 24610580), (220, 13535819), (242, 12305290), (484, 6152645), (605, 4922116), (1210, 2461058), (2420, 1230529)]