47498020

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{13121}}^1$

素因数の和:13311

約数の個数: 24

約数和(自身を含む): 100304568

約数和(自身を除く): 52806548

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 13121, 26242, 52484, 65605, 131210, 262420, 2374901, 4749802, 9499604, 11874505, 23749010, 47498020]

約数ペア:

[(1, 47498020), (2, 23749010), (4, 11874505), (5, 9499604), (10, 4749802), (20, 2374901), (181, 262420), (362, 131210), (724, 65605), (905, 52484), (1810, 26242), (3620, 13121)]