38219510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{77999}}^1$

素因数の和:78020

約数の個数: 24

約数和(自身を含む): 80028000

約数和(自身を除く): 41808490

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 77999, 155998, 389995, 545993, 779990, 1091986, 2729965, 3821951, 5459930, 7643902, 19109755, 38219510]

約数ペア:

[(1, 38219510), (2, 19109755), (5, 7643902), (7, 5459930), (10, 3821951), (14, 2729965), (35, 1091986), (49, 779990), (70, 545993), (98, 389995), (245, 155998), (490, 77999)]