208728170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{40847}}^1$

素因数の和:40934

約数の個数: 32

約数和(自身を含む): 435276288

約数和(自身を除く): 226548118

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 40847, 81694, 204235, 285929, 408470, 571858, 1429645, 2859290, 2981831, 5963662, 14909155, 20872817, 29818310, 41745634, 104364085, 208728170]

約数ペア:

[(1, 208728170), (2, 104364085), (5, 41745634), (7, 29818310), (10, 20872817), (14, 14909155), (35, 5963662), (70, 2981831), (73, 2859290), (146, 1429645), (365, 571858), (511, 408470), (730, 285929), (1022, 204235), (2555, 81694), (5110, 40847)]