12036920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{42989}}^1$

素因数の和:43007

約数の個数: 32

約数和(自身を含む): 30952800

約数和(自身を除く): 18915880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 42989, 85978, 171956, 214945, 300923, 343912, 429890, 601846, 859780, 1203692, 1504615, 1719560, 2407384, 3009230, 6018460, 12036920]

約数ペア:

[(1, 12036920), (2, 6018460), (4, 3009230), (5, 2407384), (7, 1719560), (8, 1504615), (10, 1203692), (14, 859780), (20, 601846), (28, 429890), (35, 343912), (40, 300923), (56, 214945), (70, 171956), (140, 85978), (280, 42989)]