4286120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 9767520

約数和(自身を除く): 5481400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1291, 1660, 2582, 3320, 5164, 6455, 10328, 12910, 25820, 51640, 107153, 214306, 428612, 535765, 857224, 1071530, 2143060, 4286120]

約数ペア:

[(1, 4286120), (2, 2143060), (4, 1071530), (5, 857224), (8, 535765), (10, 428612), (20, 214306), (40, 107153), (83, 51640), (166, 25820), (332, 12910), (415, 10328), (664, 6455), (830, 5164), (1291, 3320), (1660, 2582)]