20647271880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3018607}}^1$

素因数の和:3018643

約数の個数: 96

約数和(自身を含む): 70635427200

約数和(自身を除く): 49988155320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 3018607, 6037214, 9055821, 12074428, 15093035, 18111642, 24148856, 27167463, 30186070, 36223284, 45279105, 54334926, 57353533, 60372140, 72446568, 90558210, 108669852, 114707066, 120744280, 135837315, 172060599, 181116420, 217339704, 229414132, 271674630, 286767665, 344121198, 362232840, 458828264, 516181797, 543349260, 573535330, 688242396, 860302995, 1032363594, 1086698520, 1147070660, 1376484792, 1720605990, 2064727188, 2294141320, 2580908985, 3441211980, 4129454376, 5161817970, 6882423960, 10323635940, 20647271880]

約数ペア:

[(1, 20647271880), (2, 10323635940), (3, 6882423960), (4, 5161817970), (5, 4129454376), (6, 3441211980), (8, 2580908985), (9, 2294141320), (10, 2064727188), (12, 1720605990), (15, 1376484792), (18, 1147070660), (19, 1086698520), (20, 1032363594), (24, 860302995), (30, 688242396), (36, 573535330), (38, 543349260), (40, 516181797), (45, 458828264), (57, 362232840), (60, 344121198), (72, 286767665), (76, 271674630), (90, 229414132), (95, 217339704), (114, 181116420), (120, 172060599), (152, 135837315), (171, 120744280), (180, 114707066), (190, 108669852), (228, 90558210), (285, 72446568), (342, 60372140), (360, 57353533), (380, 54334926), (456, 45279105), (570, 36223284), (684, 30186070), (760, 27167463), (855, 24148856), (1140, 18111642), (1368, 15093035), (1710, 12074428), (2280, 9055821), (3420, 6037214), (6840, 3018607)]