20027340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111263}}^1$

素因数の和:111278

約数の個数: 36

約数和(自身を含む): 60750144

約数和(自身を除く): 40722804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111263, 222526, 333789, 445052, 556315, 667578, 1001367, 1112630, 1335156, 1668945, 2002734, 2225260, 3337890, 4005468, 5006835, 6675780, 10013670, 20027340]

約数ペア:

[(1, 20027340), (2, 10013670), (3, 6675780), (4, 5006835), (5, 4005468), (6, 3337890), (9, 2225260), (10, 2002734), (12, 1668945), (15, 1335156), (18, 1112630), (20, 1001367), (30, 667578), (36, 556315), (45, 445052), (60, 333789), (90, 222526), (180, 111263)]