856555060

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{54419}}^1$

素因数の和:55215

約数の個数: 24

約数和(自身を含む): 1801084320

約数和(自身を除く): 944529260

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 3148, 3935, 7870, 15740, 54419, 108838, 217676, 272095, 544190, 1088380, 42827753, 85655506, 171311012, 214138765, 428277530, 856555060]

約数ペア:

[(1, 856555060), (2, 428277530), (4, 214138765), (5, 171311012), (10, 85655506), (20, 42827753), (787, 1088380), (1574, 544190), (3148, 272095), (3935, 217676), (7870, 108838), (15740, 54419)]