7279090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 17015040

約数和(自身を除く): 9735950

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 182, 190, 247, 266, 421, 455, 494, 665, 842, 910, 1235, 1330, 1729, 2105, 2470, 2947, 3458, 4210, 5473, 5894, 7999, 8645, 10946, 14735, 15998, 17290, 27365, 29470, 38311, 39995, 54730, 55993, 76622, 79990, 103987, 111986, 191555, 207974, 279965, 383110, 519935, 559930, 727909, 1039870, 1455818, 3639545, 7279090]

約数ペア:

[(1, 7279090), (2, 3639545), (5, 1455818), (7, 1039870), (10, 727909), (13, 559930), (14, 519935), (19, 383110), (26, 279965), (35, 207974), (38, 191555), (65, 111986), (70, 103987), (91, 79990), (95, 76622), (130, 55993), (133, 54730), (182, 39995), (190, 38311), (247, 29470), (266, 27365), (421, 17290), (455, 15998), (494, 14735), (665, 10946), (842, 8645), (910, 7999), (1235, 5894), (1330, 5473), (1729, 4210), (2105, 3458), (2470, 2947)]