20703780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{115021}}^1$

素因数の和:115036

約数の個数: 36

約数和(自身を含む): 62802012

約数和(自身を除く): 42098232

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 115021, 230042, 345063, 460084, 575105, 690126, 1035189, 1150210, 1380252, 1725315, 2070378, 2300420, 3450630, 4140756, 5175945, 6901260, 10351890, 20703780]

約数ペア:

[(1, 20703780), (2, 10351890), (3, 6901260), (4, 5175945), (5, 4140756), (6, 3450630), (9, 2300420), (10, 2070378), (12, 1725315), (15, 1380252), (18, 1150210), (20, 1035189), (30, 690126), (36, 575105), (45, 460084), (60, 345063), (90, 230042), (180, 115021)]