105777520

素因数分解:

$2^4\times 5^1\times {\mathrm{1322219}}^1$

素因数の和:1322232

約数の個数: 20

約数和(自身を含む): 245932920

約数和(自身を除く): 140155400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1322219, 2644438, 5288876, 6611095, 10577752, 13222190, 21155504, 26444380, 52888760, 105777520]

約数ペア:

[(1, 105777520), (2, 52888760), (4, 26444380), (5, 21155504), (8, 13222190), (10, 10577752), (16, 6611095), (20, 5288876), (40, 2644438), (80, 1322219)]