20696830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26879}}^1$

素因数の和:26904

約数の個数: 32

約数和(自身を含む): 46448640

約数和(自身を除く): 25751810

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26879, 53758, 134395, 188153, 268790, 295669, 376306, 591338, 940765, 1478345, 1881530, 2069683, 2956690, 4139366, 10348415, 20696830]

約数ペア:

[(1, 20696830), (2, 10348415), (5, 4139366), (7, 2956690), (10, 2069683), (11, 1881530), (14, 1478345), (22, 940765), (35, 591338), (55, 376306), (70, 295669), (77, 268790), (110, 188153), (154, 134395), (385, 53758), (770, 26879)]