69239990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{977}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 131677920

約数和(自身を除く): 62437930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 373, 746, 977, 1865, 1954, 3730, 4885, 7087, 9770, 14174, 18563, 35435, 37126, 70870, 92815, 185630, 364421, 728842, 1822105, 3644210, 6923999, 13847998, 34619995, 69239990]

約数ペア:

[(1, 69239990), (2, 34619995), (5, 13847998), (10, 6923999), (19, 3644210), (38, 1822105), (95, 728842), (190, 364421), (373, 185630), (746, 92815), (977, 70870), (1865, 37126), (1954, 35435), (3730, 18563), (4885, 14174), (7087, 9770)]