20094160

素因数分解:

$2^4\times 5^1\times {\mathrm{251177}}^1$

素因数の和:251190

約数の個数: 20

約数和(自身を含む): 46719108

約数和(自身を除く): 26624948

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251177, 502354, 1004708, 1255885, 2009416, 2511770, 4018832, 5023540, 10047080, 20094160]

約数ペア:

[(1, 20094160), (2, 10047080), (4, 5023540), (5, 4018832), (8, 2511770), (10, 2009416), (16, 1255885), (20, 1004708), (40, 502354), (80, 251177)]