2012080810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{769}}^1$

素因数の和:1135

約数の個数: 64

約数和(自身を含む): 3911846400

約数和(自身を除く): 1899765590

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 293, 470, 586, 769, 893, 1465, 1538, 1786, 2930, 3845, 4465, 5567, 7690, 8930, 11134, 13771, 14611, 27542, 27835, 29222, 36143, 55670, 68855, 72286, 73055, 137710, 146110, 180715, 225317, 261649, 361430, 450634, 523298, 686717, 1126585, 1308245, 1373434, 2253170, 2616490, 3433585, 4281023, 6867170, 8562046, 10589899, 21179798, 21405115, 42810230, 52949495, 105898990, 201208081, 402416162, 1006040405, 2012080810]

約数ペア:

[(1, 2012080810), (2, 1006040405), (5, 402416162), (10, 201208081), (19, 105898990), (38, 52949495), (47, 42810230), (94, 21405115), (95, 21179798), (190, 10589899), (235, 8562046), (293, 6867170), (470, 4281023), (586, 3433585), (769, 2616490), (893, 2253170), (1465, 1373434), (1538, 1308245), (1786, 1126585), (2930, 686717), (3845, 523298), (4465, 450634), (5567, 361430), (7690, 261649), (8930, 225317), (11134, 180715), (13771, 146110), (14611, 137710), (27542, 73055), (27835, 72286), (29222, 68855), (36143, 55670)]