19600820

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2339}}^1$

素因数の和:2767

約数の個数: 24

約数和(自身を含む): 41277600

約数和(自身を除く): 21676780

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 2339, 4190, 4678, 8380, 9356, 11695, 23390, 46780, 980041, 1960082, 3920164, 4900205, 9800410, 19600820]

約数ペア:

[(1, 19600820), (2, 9800410), (4, 4900205), (5, 3920164), (10, 1960082), (20, 980041), (419, 46780), (838, 23390), (1676, 11695), (2095, 9356), (2339, 8380), (4190, 4678)]