55667140

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21247}}^1$

素因数の和:21387

約数の個数: 24

約数和(自身を含む): 117798912

約数和(自身を除く): 62131772

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 21247, 42494, 84988, 106235, 212470, 424940, 2783357, 5566714, 11133428, 13916785, 27833570, 55667140]

約数ペア:

[(1, 55667140), (2, 27833570), (4, 13916785), (5, 11133428), (10, 5566714), (20, 2783357), (131, 424940), (262, 212470), (524, 106235), (655, 84988), (1310, 42494), (2620, 21247)]