86523780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{206009}}^1$

素因数の和:206028

約数の個数: 48

約数和(自身を含む): 276877440

約数和(自身を除く): 190353660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 206009, 412018, 618027, 824036, 1030045, 1236054, 1442063, 2060090, 2472108, 2884126, 3090135, 4120180, 4326189, 5768252, 6180270, 7210315, 8652378, 12360540, 14420630, 17304756, 21630945, 28841260, 43261890, 86523780]

約数ペア:

[(1, 86523780), (2, 43261890), (3, 28841260), (4, 21630945), (5, 17304756), (6, 14420630), (7, 12360540), (10, 8652378), (12, 7210315), (14, 6180270), (15, 5768252), (20, 4326189), (21, 4120180), (28, 3090135), (30, 2884126), (35, 2472108), (42, 2060090), (60, 1442063), (70, 1236054), (84, 1030045), (105, 824036), (140, 618027), (210, 412018), (420, 206009)]