181870810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{6101}}^1$

素因数の和:6390

約数の個数: 32

約数和(自身を含む): 358504704

約数和(自身を除く): 176633894

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 271, 542, 1355, 2710, 2981, 5962, 6101, 12202, 14905, 29810, 30505, 61010, 67111, 134222, 335555, 671110, 1653371, 3306742, 8266855, 16533710, 18187081, 36374162, 90935405, 181870810]

約数ペア:

[(1, 181870810), (2, 90935405), (5, 36374162), (10, 18187081), (11, 16533710), (22, 8266855), (55, 3306742), (110, 1653371), (271, 671110), (542, 335555), (1355, 134222), (2710, 67111), (2981, 61010), (5962, 30505), (6101, 29810), (12202, 14905)]