2099268580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{69929}}^1$

素因数の和:70036

約数の個数: 48

約数和(自身を含む): 4699296000

約数和(自身を除く): 2600027420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 6004, 7505, 15010, 30020, 69929, 139858, 279716, 349645, 699290, 1328651, 1398580, 2657302, 5314604, 5524391, 6643255, 11048782, 13286510, 22097564, 26573020, 27621955, 55243910, 104963429, 110487820, 209926858, 419853716, 524817145, 1049634290, 2099268580]

約数ペア:

[(1, 2099268580), (2, 1049634290), (4, 524817145), (5, 419853716), (10, 209926858), (19, 110487820), (20, 104963429), (38, 55243910), (76, 27621955), (79, 26573020), (95, 22097564), (158, 13286510), (190, 11048782), (316, 6643255), (380, 5524391), (395, 5314604), (790, 2657302), (1501, 1398580), (1580, 1328651), (3002, 699290), (6004, 349645), (7505, 279716), (15010, 139858), (30020, 69929)]