19492040890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{10169}}^1$

素因数の和:10519

約数の個数: 64

約数和(自身を含む): 40595385600

約数和(自身を除く): 21103344710

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 197, 278, 394, 695, 973, 985, 1379, 1390, 1946, 1970, 2758, 4865, 6895, 9730, 10169, 13790, 20338, 27383, 50845, 54766, 71183, 101690, 136915, 142366, 191681, 273830, 355915, 383362, 711830, 958405, 1413491, 1916810, 2003293, 2826982, 4006586, 7067455, 9894437, 10016465, 14023051, 14134910, 19788874, 20032930, 28046102, 49472185, 70115255, 98944370, 140230510, 278457727, 556915454, 1392288635, 1949204089, 2784577270, 3898408178, 9746020445, 19492040890]

約数ペア:

[(1, 19492040890), (2, 9746020445), (5, 3898408178), (7, 2784577270), (10, 1949204089), (14, 1392288635), (35, 556915454), (70, 278457727), (139, 140230510), (197, 98944370), (278, 70115255), (394, 49472185), (695, 28046102), (973, 20032930), (985, 19788874), (1379, 14134910), (1390, 14023051), (1946, 10016465), (1970, 9894437), (2758, 7067455), (4865, 4006586), (6895, 2826982), (9730, 2003293), (10169, 1916810), (13790, 1413491), (20338, 958405), (27383, 711830), (50845, 383362), (54766, 355915), (71183, 273830), (101690, 191681), (136915, 142366)]