28291211480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101040041}}^1$

素因数の和:101040059

約数の個数: 32

約数和(自身を含む): 72748830240

約数和(自身を除く): 44457618760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 101040041, 202080082, 404160164, 505200205, 707280287, 808320328, 1010400410, 1414560574, 2020800820, 2829121148, 3536401435, 4041601640, 5658242296, 7072802870, 14145605740, 28291211480]

約数ペア:

[(1, 28291211480), (2, 14145605740), (4, 7072802870), (5, 5658242296), (7, 4041601640), (8, 3536401435), (10, 2829121148), (14, 2020800820), (20, 1414560574), (28, 1010400410), (35, 808320328), (40, 707280287), (56, 505200205), (70, 404160164), (140, 202080082), (280, 101040041)]