20041490

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{5843}}^1$

素因数の和:5871

約数の個数: 32

約数和(自身を含む): 42076800

約数和(自身を除く): 22035310

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 5843, 11686, 29215, 40901, 58430, 81802, 204505, 286307, 409010, 572614, 1431535, 2004149, 2863070, 4008298, 10020745, 20041490]

約数ペア:

[(1, 20041490), (2, 10020745), (5, 4008298), (7, 2863070), (10, 2004149), (14, 1431535), (35, 572614), (49, 409010), (70, 286307), (98, 204505), (245, 81802), (343, 58430), (490, 40901), (686, 29215), (1715, 11686), (3430, 5843)]