2021320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7219}}^1$

素因数の和:7237

約数の個数: 32

約数和(自身を含む): 5198400

約数和(自身を除く): 3177080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7219, 14438, 28876, 36095, 50533, 57752, 72190, 101066, 144380, 202132, 252665, 288760, 404264, 505330, 1010660, 2021320]

約数ペア:

[(1, 2021320), (2, 1010660), (4, 505330), (5, 404264), (7, 288760), (8, 252665), (10, 202132), (14, 144380), (20, 101066), (28, 72190), (35, 57752), (40, 50533), (56, 36095), (70, 28876), (140, 14438), (280, 7219)]