121002020

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{56543}}^1$

素因数の和:56659

約数の個数: 24

約数和(自身を含む): 256483584

約数和(自身を除く): 135481564

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 56543, 113086, 226172, 282715, 565430, 1130860, 6050101, 12100202, 24200404, 30250505, 60501010, 121002020]

約数ペア:

[(1, 121002020), (2, 60501010), (4, 30250505), (5, 24200404), (10, 12100202), (20, 6050101), (107, 1130860), (214, 565430), (428, 282715), (535, 226172), (1070, 113086), (2140, 56543)]