8236253540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{416393}}^1$

素因数の和:416468

約数の個数: 48

約数和(自身を含む): 18467906688

約数和(自身を除く): 10231653148

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 9890, 19780, 416393, 832786, 1665572, 2081965, 4163930, 8327860, 9577039, 17904899, 19154078, 35809798, 38308156, 47885195, 71619596, 89524495, 95770390, 179048990, 191540780, 358097980, 411812677, 823625354, 1647250708, 2059063385, 4118126770, 8236253540]

約数ペア:

[(1, 8236253540), (2, 4118126770), (4, 2059063385), (5, 1647250708), (10, 823625354), (20, 411812677), (23, 358097980), (43, 191540780), (46, 179048990), (86, 95770390), (92, 89524495), (115, 71619596), (172, 47885195), (215, 38308156), (230, 35809798), (430, 19154078), (460, 17904899), (860, 9577039), (989, 8327860), (1978, 4163930), (3956, 2081965), (4945, 1665572), (9890, 832786), (19780, 416393)]