109465520

素因数分解:

$2^4\times 5^1\times {\mathrm{1368319}}^1$

素因数の和:1368332

約数の個数: 20

約数和(自身を含む): 254507520

約数和(自身を除く): 145042000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1368319, 2736638, 5473276, 6841595, 10946552, 13683190, 21893104, 27366380, 54732760, 109465520]

約数ペア:

[(1, 109465520), (2, 54732760), (4, 27366380), (5, 21893104), (8, 13683190), (10, 10946552), (16, 6841595), (20, 5473276), (40, 2736638), (80, 1368319)]