1310699990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1\times {\mathrm{6691}}^1$

素因数の和:7748

約数の個数: 32

約数和(自身を含む): 2486211840

約数和(自身を除く): 1175511850

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1031, 2062, 5155, 6691, 10310, 13382, 19589, 33455, 39178, 66910, 97945, 127129, 195890, 254258, 635645, 1271290, 6898421, 13796842, 34492105, 68984210, 131069999, 262139998, 655349995, 1310699990]

約数ペア:

[(1, 1310699990), (2, 655349995), (5, 262139998), (10, 131069999), (19, 68984210), (38, 34492105), (95, 13796842), (190, 6898421), (1031, 1271290), (2062, 635645), (5155, 254258), (6691, 195890), (10310, 127129), (13382, 97945), (19589, 66910), (33455, 39178)]