68322520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{244009}}^1$

素因数の和:244027

約数の個数: 32

約数和(自身を含む): 175687200

約数和(自身を除く): 107364680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 244009, 488018, 976036, 1220045, 1708063, 1952072, 2440090, 3416126, 4880180, 6832252, 8540315, 9760360, 13664504, 17080630, 34161260, 68322520]

約数ペア:

[(1, 68322520), (2, 34161260), (4, 17080630), (5, 13664504), (7, 9760360), (8, 8540315), (10, 6832252), (14, 4880180), (20, 3416126), (28, 2440090), (35, 1952072), (40, 1708063), (56, 1220045), (70, 976036), (140, 488018), (280, 244009)]