2012129735

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6709}}^1$

素因数の和:6792

約数の個数: 64

約数和(自身を含む): 3246566400

約数和(自身を除く): 1234436665

約数列:

[1, 5, 7, 11, 19, 35, 41, 55, 77, 95, 133, 205, 209, 287, 385, 451, 665, 779, 1045, 1435, 1463, 2255, 3157, 3895, 5453, 6709, 7315, 8569, 15785, 27265, 33545, 42845, 46963, 59983, 73799, 127471, 234815, 275069, 299915, 368995, 516593, 637355, 892297, 1375345, 1402181, 1925483, 2582965, 3025759, 4461485, 5226311, 7010905, 9627415, 9815267, 15128795, 21180313, 26131555, 36584177, 49076335, 57489421, 105901565, 182920885, 287447105, 402425947, 2012129735]

約数ペア:

[(1, 2012129735), (5, 402425947), (7, 287447105), (11, 182920885), (19, 105901565), (35, 57489421), (41, 49076335), (55, 36584177), (77, 26131555), (95, 21180313), (133, 15128795), (205, 9815267), (209, 9627415), (287, 7010905), (385, 5226311), (451, 4461485), (665, 3025759), (779, 2582965), (1045, 1925483), (1435, 1402181), (1463, 1375345), (2255, 892297), (3157, 637355), (3895, 516593), (5453, 368995), (6709, 299915), (7315, 275069), (8569, 234815), (15785, 127471), (27265, 73799), (33545, 59983), (42845, 46963)]