38819480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{138641}}^1$

素因数の和:138659

約数の個数: 32

約数和(自身を含む): 99822240

約数和(自身を除く): 61002760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 138641, 277282, 554564, 693205, 970487, 1109128, 1386410, 1940974, 2772820, 3881948, 4852435, 5545640, 7763896, 9704870, 19409740, 38819480]

約数ペア:

[(1, 38819480), (2, 19409740), (4, 9704870), (5, 7763896), (7, 5545640), (8, 4852435), (10, 3881948), (14, 2772820), (20, 1940974), (28, 1386410), (35, 1109128), (40, 970487), (56, 693205), (70, 554564), (140, 277282), (280, 138641)]