2066705780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{788819}}^1$

素因数の和:788959

約数の個数: 24

約数和(自身を含む): 4373218080

約数和(自身を除く): 2306512300

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 788819, 1577638, 3155276, 3944095, 7888190, 15776380, 103335289, 206670578, 413341156, 516676445, 1033352890, 2066705780]

約数ペア:

[(1, 2066705780), (2, 1033352890), (4, 516676445), (5, 413341156), (10, 206670578), (20, 103335289), (131, 15776380), (262, 7888190), (524, 3944095), (655, 3155276), (1310, 1577638), (2620, 788819)]