49570180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1621}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 114448320

約数和(自身を除く): 64878140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 1621, 2780, 3058, 3242, 6116, 6484, 7645, 8105, 15290, 16210, 17831, 30580, 32420, 35662, 71324, 89155, 178310, 225319, 356620, 450638, 901276, 1126595, 2253190, 2478509, 4506380, 4957018, 9914036, 12392545, 24785090, 49570180]

約数ペア:

[(1, 49570180), (2, 24785090), (4, 12392545), (5, 9914036), (10, 4957018), (11, 4506380), (20, 2478509), (22, 2253190), (44, 1126595), (55, 901276), (110, 450638), (139, 356620), (220, 225319), (278, 178310), (556, 89155), (695, 71324), (1390, 35662), (1529, 32420), (1621, 30580), (2780, 17831), (3058, 16210), (3242, 15290), (6116, 8105), (6484, 7645)]