853643080

素因数分解:

$2^3\times 5^1\times {\mathrm{21341077}}^1$

素因数の和:21341088

約数の個数: 16

約数和(自身を含む): 1920697020

約数和(自身を除く): 1067053940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21341077, 42682154, 85364308, 106705385, 170728616, 213410770, 426821540, 853643080]

約数ペア:

[(1, 853643080), (2, 426821540), (4, 213410770), (5, 170728616), (8, 106705385), (10, 85364308), (20, 42682154), (40, 21341077)]