20753810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26953}}^1$

素因数の和:26978

約数の個数: 32

約数和(自身を含む): 46576512

約数和(自身を除く): 25822702

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26953, 53906, 134765, 188671, 269530, 296483, 377342, 592966, 943355, 1482415, 1886710, 2075381, 2964830, 4150762, 10376905, 20753810]

約数ペア:

[(1, 20753810), (2, 10376905), (5, 4150762), (7, 2964830), (10, 2075381), (11, 1886710), (14, 1482415), (22, 943355), (35, 592966), (55, 377342), (70, 296483), (77, 269530), (110, 188671), (154, 134765), (385, 53906), (770, 26953)]