2178719090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5313949}}^1$

素因数の和:5313997

約数の個数: 16

約数和(自身を含む): 4017346200

約数和(自身を除く): 1838627110

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 5313949, 10627898, 26569745, 53139490, 217871909, 435743818, 1089359545, 2178719090]

約数ペア:

[(1, 2178719090), (2, 1089359545), (5, 435743818), (10, 217871909), (41, 53139490), (82, 26569745), (205, 10627898), (410, 5313949)]